CN105518774B - For the apparatus and method of acquisition configuration data - Google Patents

For the apparatus and method of acquisition configuration data Download PDF

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Publication number
CN105518774B
CN105518774B CN201480048327.4A CN201480048327A CN105518774B CN 105518774 B CN105518774 B CN 105518774B CN 201480048327 A CN201480048327 A CN 201480048327A CN 105518774 B CN105518774 B CN 105518774B
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CN
China
Prior art keywords
accessories apparatus
master control
control set
anc
data
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Active
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CN201480048327.4A
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Chinese (zh)
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CN105518774A (en
Inventor
里卡多·德耶苏·伯纳尔·卡斯蒂略
朴勋真
马克·阿达姆·谢里
韦德·利莱·海姆比格纳
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Qualcomm Inc
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Qualcomm Inc
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Priority claimed from US14/137,075 external-priority patent/US9378723B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN105518774A publication Critical patent/CN105518774A/en
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Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1783—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17853—Methods, e.g. algorithms; Devices of the filter
    • G10K11/17854—Methods, e.g. algorithms; Devices of the filter the filter being an adaptive filter
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17855—Methods, e.g. algorithms; Devices for improving speed or power requirements
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17873—General system configurations using a reference signal without an error signal, e.g. pure feedforward
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
    • G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3033—Information contained in memory, e.g. stored signals or transfer functions

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Headphones And Earphones (AREA)

Abstract

A kind of method is included in detection accessory device at master control set.Methods described also includes and the active noise being associated with the accessories apparatus is received at the master control set and eliminates ANC coefficients in response to detecting the accessories apparatus.Methods described is also included in and the ANC coefficient modifyings audio content is based at the master control set.

Description

For the apparatus and method of acquisition configuration data
Priority request
Present application requirement September in 2013 submit within 4th it is entitled " for gather active noise eliminate data equipment and U.S. of method (APPARATUS AND METHOD FOR ACQUIRING ACTIVE NOISE CANCELLATION DATA) " It is entitled " for acquisition configuration data that state temporary patent application case the 61/873,460th and on December 20th, 2013 submit to The U.S. of apparatus and method (APPARATUS AND METHOD FOR ACQUIRING CONFIGURATION DATA) " is non-to be faced When patent application case the 14/137th, 075 priority, each in these application cases is incorporated in entirety by reference.
Technical field
Present invention relates in general to acquisition configuration data.
Background technology
The progress of technology has produced smaller and more powerful computing device.For example, various portable be presently, there are People's computing device, comprising wireless computing device, such as it is smaller, lightweight and be easy to by user carry portable radiotelephone, Personal digital assistant (PDA) and paging equipment.More particularly, for example cell phone and Internet Protocol (IP) phone etc. is portable Formula radio telephone can pass on voice-and-data bag via Wi-Fi.Additionally, many such radio telephones include what is be incorporated in Other types of device.For example, radio telephone can also include Digital Still Camera, DV, digital recorder, and Audio file player.And, such radio telephone can process executable instruction, comprising software application, for example, may be used to The web browser application of access network.Thus, these radio telephones may include sizable computing capability.
Radio telephone can be used together with headphone, and radio telephone allows for two-way communication.Different wears Earphone model may have different attribute (such as acoustic characteristic, pin configuration, PLC technology key etc.), and radio telephone may not allowed These attributes easy to identify.Failing to recognizing these attributes, the reduction of headphone performance is may result in.As non-limiting reality Example, the ambient noise detected at specific headphone may destroy communication.In order to reduce the influence of ambient noise, wirelessly Phone or specific headphone can perform active noise and eliminate (ANC).For example, specific headphone can be by Mike Wind catches ambient noise, and the waveform (such as noise signal) of ambient noise is provided to radio telephone or specific headphone Processor.Processor can produce the head sea shape (such as anti-noise signal) of ambient noise again, and provide head sea shape conduct Export to reduce (or elimination) ambient noise.
Extra circuit may be needed using the computing device ANC of specific headphone, and may be increased specific The complexity of headphone, because the earphone for not performing ANC does not need processor.Although radio telephone can have signal transacting energy Power, but ANC produces head sea shape using the characteristic of headphone.Therefore, radio telephone possibly cannot access execution ANC needed for Information.In other scenes, radio telephone may access information performing other being associated with specific headphone Function is (for example, adjustment input acoustic gain, adjustment audio output are assigned with improving frequency response, execution and amended pin Function, execution application program that associated function, execution are associated with programmable key etc.).
The content of the invention
The present invention present accessories apparatus embodiment, the accessories apparatus comprising memory (such as nonvolatile memory, Such as Electrically Erasable Read Only Memory (EEPROM)) and interface (such as single line low power bus).When accessories apparatus connect When being connected to master control set, master control set can be stored in the data in memory via interface retrieval, and according to the data Operation accessories apparatus.The data can include the data being associated with the loudspeaker parameters of accessories apparatus, with accessories apparatus The associated data of microphone parameters, the associated data of the application program compatible with accessories apparatus, with compiling for accessories apparatus The associated data of process control key, the data being associated with the audio setting of accessories apparatus, the pin with accessories apparatus assigns phase The data of association, the active noise of accessories apparatus eliminates (ANC) coefficient, or its any combinations.
Used as non-limiting examples, master control set (such as mobile phone) may be coupled to accessories apparatus and (for example wears ear Machine) provide audio output with to accessories apparatus.Accessories apparatus can include ANC circuit (such as one or more ANC microphones and phase Answer ANC microphone lines).Accessories apparatus can also include the ANC data (such as ANC coefficients) of the acoustic properties for characterizing accessories apparatus. The port of master control set can be activated and the processor for being coupled to the ANC circuit of accessories apparatus in master control set.It is attached Identification data can be sent to processor (such as via microphone lines) by part device.If the processor determine that being used for accessories apparatus ANC coefficients (such as reducing the optimization data of the noisiness at headphone) be not stored in master control set, then process Device can be from accessories apparatus nonvolatile memory download ANC coefficients.Alternatively, processor can via network connection from Remote server downloads ANC coefficients.Gather ANC coefficients after, master control set can by port from data communication mode (for example Two-way communication) switch to audio input (such as one-way communication).Master control set can produce head sea shape using ANC coefficients (such as anti-noise signal) arrives accessories apparatus to provide.
In a specific embodiment, a kind of accessories apparatus include be configured to data storage memory and be configured to by Data are sent to the interface of master control set from memory.Accessories apparatus receive electric power from master control set.
In another specific embodiment, a kind of accessories apparatus include headphone, and it has and is configured to from mobile device Receive the loudspeaker of audio content.The accessories apparatus are also included and are configured to the data that storage is associated with the parameter of loudspeaker Memory.Accessories apparatus further include the compatible plug of the connector to mobile device to be coupled.Accessories apparatus are also Comprising the interface for being configured to be sent to data from memory via plug mobile device.
In another specific embodiment, a kind of accessories apparatus are included and are configured to the data that storage is associated with application program Memory.Accessories apparatus also include the compatible plug of the connector to mobile device to be coupled.Accessories apparatus are also included Be configured to data are sent to from memory via plug the interface of mobile device.
In another specific embodiment, a kind of accessories apparatus include headphone and memory.Headphone is comprising at least One button and the loudspeaker for being configured to be received from mobile device the first audio content.Memory be configured to storage with least The associated data of one at least one function of button.Accessories apparatus also include the connector to mobile device to be coupled Compatible plug.Accessories apparatus are further included and are configured to that data are sent into connecing for mobile device from memory via plug Mouthful.
In another specific embodiment, a kind of accessories apparatus include headphone and memory.Headphone is included through matching somebody with somebody Put to receive the loudspeaker of audio content from mobile device.Memory is configured to the data that storage is associated with audio setting. Accessories apparatus also include the compatible plug of the connector to mobile device to be coupled.Accessories apparatus are further included and are configured So that data to be sent to the interface of mobile device via plug from memory.
In another specific embodiment, a kind of accessories apparatus include the compatible of the connector to mobile device to be coupled Plug.Connector includes the pin for being configured to be electrically connected to the multiple conducting terminals along the length arranged in series of plug.Annex Device is also comprising the memory for being configured to the data that storage is associated with the function appointment of the pin in connector.Accessories apparatus Further comprising the interface for being configured to be sent to data from memory via plug mobile device.
In another specific embodiment, a kind of equipment includes memory, and it is stored can be by computing device to carry out operation Instruction.The operation includes the memory reception data from accessories apparatus.Mark, annex of the packet containing accessories apparatus Data, data, the sound of the function of the button recognized on accessories apparatus that the parameter of the part in device is associated with application program Frequency is set, the function of the pin of connector, or its any combinations.The operation further comprising processing data, based on parameter is produced Raw and/or treatment audio content, perform application program, the function of activator button, audio content, activation are produced according to audio setting The function of pin, or its any combinations.
In another specific embodiment, a kind of method includes the memory reception data from accessories apparatus.The packet On data that the parameter of the part in mark, accessories apparatus containing accessories apparatus is associated with application program, identification accessories apparatus Button function data, audio setting, the function of the pin of connector, or its any combinations.Methods described is also comprising place Reason data and execution at least one are operated.At least one operation is included and produced based on parameter and/or process audio content, holds Row application program, the function of activator button, audio content, the function of activation pin, or its any group are produced according to audio setting Close.
In another specific embodiment, a kind of computer readable storage means include instruction, and the instruction is by processor Processor is caused to receive data from the memory of accessories apparatus during execution.Mark of the packet containing accessories apparatus, annex dress Data, data, the audio of the function of the button recognized on accessories apparatus that the parameter of the part put is associated with application program Setting, the function of the pin of connector, or its any combinations.The instruction can also carry out to cause processor processes data and hold Row at least one is operated.Comprising being based on, parameter is produced and/or treatment audio content, execution apply journey at least one operation Sequence, the function of activator button, audio content, the function of activation pin, or its any combinations are produced according to audio setting.
In another specific embodiment, a kind of equipment includes the device for receiving data from the memory of accessories apparatus. Data, identification that the parameter of the part in mark, accessories apparatus of the packet containing accessories apparatus is associated with application program The data of the function of the button on accessories apparatus, audio setting, the function of the pin of connector, or its any combinations.It is described to set The standby device for also including for processing data and performing at least one operation.At least one operation is included and produced based on parameter And/or process audio content, perform application program, the function of activator button, produced audio content, activation to draw according to audio setting The function of pin, or its any combinations.
In another specific embodiment, a kind of method is included in detection accessory device at master control set.Accessories apparatus can be with Electric power is received from master control set.Methods described is also comprising based on the information identification accessories apparatus received from accessories apparatus, Yi Jiji The configuration data being associated with accessories apparatus is searched in the identification to accessories apparatus.Methods described further includes acquisition configuration Data.The configuration data can include the data being associated with the loudspeaker parameters of accessories apparatus, the Mike with accessories apparatus The associated data of wind parameter, the associated data of the application program compatible with accessories apparatus, the programmable control with accessories apparatus The associated data of key processed, the data being associated with the audio setting of accessories apparatus, the active noise of accessories apparatus eliminates (ANC) Coefficient, the data being associated, or its any combinations are assigned with the pin of accessories apparatus.
In another specific embodiment, a kind of equipment includes the processor in master control set.The equipment is also comprising storage Can be by computing device carrying out the memory of the instruction of operation.The operation receives the attached of electric power comprising detection from master control set Part device, and accessories apparatus are recognized based on the information received from accessories apparatus.The operation is also comprising based on to accessories apparatus Recognize and search for the configuration data being associated with accessories apparatus, and acquisition configuration data.The configuration data can include with The associated data of the loudspeaker parameters of accessories apparatus, the data being associated with the microphone parameters of accessories apparatus are filled with annex Put the associated data of the application program of compatibility, the data being associated with the PLC technology key of accessories apparatus, with accessories apparatus The associated data of audio setting, the active noise of accessories apparatus eliminates (ANC) coefficient, and the pin with accessories apparatus assigns phase The data of association, or its any combinations.
In another specific embodiment, a kind of computer readable storage means are included in be held by the processor in master control set The instruction operated below computing device is caused during row：Detect from master control set receive electric power accessories apparatus, and based on from The information identification accessories apparatus that accessories apparatus are received.The computer readable storage means are also included in by the computing device When cause below computing device operate instruction：Searched for based on the identification to accessories apparatus and matching somebody with somebody that accessories apparatus are associated Put data, and acquisition configuration data.The configuration data can include the number being associated with the loudspeaker parameters of accessories apparatus According to, the data being associated with the microphone parameters of accessories apparatus, the associated data of the application program compatible with accessories apparatus, with The associated data of the PLC technology key of accessories apparatus, the data being associated with the audio setting of accessories apparatus, accessories apparatus Active noise eliminate (ANC) coefficient, the data being associated, or its any combinations are assigned with the pin of accessories apparatus.
In another specific embodiment, a kind of equipment includes the device for acquisition configuration data.Acquisition configuration data can To be included in detection accessory device at master control set.Accessories apparatus receive electric power from master control set.Acquisition configuration data can also be wrapped Containing recognizing accessories apparatus based on the information that is received from accessories apparatus, and searched for based on the identification to accessories apparatus and annex dress Put associated configuration data.The equipment further includes the device of storage configuration data.The configuration data can be included The data being associated with the loudspeaker parameters of accessories apparatus, the data being associated with the microphone parameters of accessories apparatus, with annex The associated data of the compatible application program of device, the data being associated with the PLC technology key of accessories apparatus are filled with annex The data that the audio setting put is associated, the active noise of accessories apparatus eliminates (ANC) coefficient, and the pin with accessories apparatus is assigned Associated data, or its any combinations.
The specific advantages that at least one of disclosed embodiment is provided are that mobile phone can be worn from specific Earphone model and/or from remote source (such as server) collection (such as download) ANC coefficients (or other configurations data), to permit Mobile phone is compatible with diversified headphone model.Therefore, the processor in mobile phone can be produced based on ANC coefficients The appropriate waveform (such as anti-noise signal) of life, with script background that may be present in reduction (or elimination) specific headphone model Noise.After whole application case is inspected, it will be apparent that other side of the invention, advantages and features, application case includes following part： Brief description of the drawings, specific embodiment and claims.
Brief description of the drawings
Fig. 1 is to be operable to implement from the certain illustrative of the system of accessories apparatus acquisition configuration data in master control set The figure of example；
Fig. 2 is the figure of the specific embodiment of the master control set and accessories apparatus of the system of Fig. 1；
Fig. 3 is the figure of another specific embodiment of the master control set and accessories apparatus of the system of Fig. 1；
Fig. 4 is the flow chart of the specific embodiment of the method for acquisition configuration data；
Fig. 5 is the flow chart of the specific embodiment for gathering the method that active noise eliminates data；
Fig. 6 is the flow chart of another specific embodiment for gathering the method that active noise eliminates data；And
Fig. 7 is the block diagram of the wireless device comprising the operable component with configuration data.
Specific embodiment
Referring to Fig. 1, illustrate the particular illustrative embodiment of system 100, system 100 be operable in master control set from Accessories apparatus acquisition configuration data.For example, system 100 can include master control set 102, and it is coupled to via wired connection Accessories apparatus 104.In a specific embodiment, master control set 102 can be mobile phone, and accessories apparatus 104 can be Headphone.Wired connection can include microphone lines 120.Microphone lines 120 can be master control set 102 and accessories apparatus High impedance order wire between 104.System 100 can also include server 108, and it is communicably coupled to master control via network 106 Device 102.
Master control set 102 can be configured and detect accessories apparatus with when accessories apparatus 104 are coupled to master control set 102 104.For example, master control set 102 can include port, and it is suitable to receive is used to for accessories apparatus 104 to be coupled to master control dress Put 102 plug.In response to detecting accessories apparatus 104, master control set 102 can activate mongline two-way communication pattern.In list In line two-way communication mode, microphone lines 120 can be used to the two-way being easy between master control set 102 and accessories apparatus 104 Letter.Master control set 102 can transmit the first pulse (such as low pulse or the letter that resets via microphone lines 120 to accessories apparatus 104 Number), to determine whether accessories apparatus 104 are compatible with mongline two-way communication pattern.Master control set 102 can be in special time period Wait the response (such as secondary signal or low pulse) from accessories apparatus 104.For example, master control set 102 can be waited Three milliseconds receiving the response from accessories apparatus 104.If master control set 102 fails to receive to come from special time period The response of accessories apparatus 104, then master control set 102 can determine that accessories apparatus 104 are incompatible with mongline two-way communication pattern.
If however, master control set 102 receives the response from accessories apparatus 104, master control in special time period Device 102 can determine that accessories apparatus 104 are compatible with mongline two-way communication pattern.Therefore, it can via microphone lines 120 attached Data communication is set up between part device 104 and master control set 102.
Master control set 102 also can be configured to recognize accessories apparatus 104.For example, accessories apparatus 104 can be via wheat Gram wind line 120 transmits identification data to master control set 102.In a specific embodiment, identification data can include headphone Identifier bag (words of such as 64).For example, headphone identifier bag can be comprising for realizing peace during the transmission 8 Cyclical Redundancy Check (CRC) codes of full property, are that unique 48 bit sequence number (is for example worn for the model of accessories apparatus 104 Earphone model number), and corresponding to accessories apparatus 104 other application program 8 families code (such as accessories apparatus 104 Whether it is that active noise eliminates (ANC) headphone etc.).Master control set 102 can be via microphone lines 120 from accessories apparatus 104 receive identification data.Master control set 102 can recognize accessories apparatus 104 using identification data.In master control set 102 It is identified go out accessories apparatus 104 after, configuration data 110 that master control set 102 can determine to be associated with accessories apparatus 104, Whether 112 be stored in the memory of master control set 102.
If configuration data 110,112 is stored in the memory of master control set 102, mongline bidirectional can be deactivated Communication pattern and configuration data 110,112 can be loaded from memory (for example retrieve) to processor.If however, configuration Data 110,112 are not stored in the memory of master control set 102, then master control set 102 may search for configuration data 110, 112 and can attempt from other source (such as server 108 and/or accessories apparatus 104) acquisition configuration data 110,112.
In the specific embodiment of scene for corresponding to accessories apparatus 104 being ANC headphones, configuration data 110,112 The ANC coefficients of the acoustic properties for characterizing accessories apparatus 104 can be included.Master control set 102 can produce anti-noise using ANC coefficients Acoustical signal (such as signal of the head sea shape with the ambient noise detected at accessories apparatus 104), and to accessories apparatus 104 provide amended audio signal (anti-noise signal for for example being combined with regular audio signal) to reduce or eliminate the back of the body Scape noise.Master control set 102 can be used algorithm (such as ANC algorithms) to determine the attribute of anti-noise signal.Algorithm can be used ANC Coefficient makes it be distinctive for accessories apparatus 104 adjusting the attribute of anti-noise signal.For example, accessories apparatus 104 can With comprising the loudspeaker for being configured to be received from master control set 102 audio content.Master control set 102 can be repaiied based on ANC coefficients Change audio content (using ANC algorithms) and amended audio content is transferred to accessories apparatus 104 and reduce at loudspeaker Noisiness.
In another specific embodiment, configuration data 110,112 can include the data being associated with loudspeaker parameters.Lift For example, configuration data 110,112 can recognize the frequency response of the loudspeaker of accessories apparatus 104, the sound pressure level of loudspeaker (SPL), the seal type of loudspeaker, the model (such as neat row (Thiele) or Simao (small)) of loudspeaker or its any group Close.Master control set 102 can be provided to the audio of accessories apparatus 104 to improve accessories apparatus 104 based on loudspeaker parameters adjustment The frequency response at place.In another specific embodiment, configuration data 110,112 can include the number being associated with microphone parameters According to (such as microphone gain offset information).For example, configuration data 110,112 can recognize the Mike of accessories apparatus 104 Wind position and/or the particular microphone component of accessories apparatus 104, both of which may influence accessories apparatus 104 (microphone) The signal to noise ratio (SNR) of the voice signal of seizure.Master control set 102 can based on microphone parameters adjust treatment technology with improve from The gain of the voice signal that accessories apparatus 104 are received.
In another specific embodiment, configuration data 110,112 can include the application program compatible with accessories apparatus 104 Associated data.For example, configuration data 110,112 can recognize that (surround sound, non-audio are special with sound applications Levy, other application program or its any combinations) compatible accessories apparatus 104.In a specific embodiment, configuration data 110, 112 can identify accessories apparatus 104 and on-line payment and/or financial applications (for example with www.paypal.com, Www.intuit.com, www.square.com etc. associated application program) it is compatible.The data being associated with application program can So that obtaining master control set 102 can run application program (such as performing the function being associated with application program).Another specific In embodiment, configuration data 110,112 can include PLC technology key (such as buttons/keys) phase with accessories apparatus 104 The data of association.For example, configuration data 110,112 can recognize accessories apparatus whether comprising broadcast button, pause button, Fast forward button, fast backward button, the button of game, audio call button, other buttons or its any combinations.With specific button phase The data of association can enable that master control set 102 and/or accessories apparatus 104 are held in response to the activation of PLC technology key The function that row is associated with PLC technology key.
In another specific embodiment, configuration data 110,112 can include the audio setting (example with accessories apparatus 104 Such as, bass, high pitch, balanced device etc.) associated data.In another specific embodiment, configuration data 110,112 can be included The data being associated are assigned with the pin of accessories apparatus 104.For example, different accessories apparatus can be assigned with different pins, These different pins are assigned and make it possible to the function that realization ordinary connector (such as 3.5mm connectors) possibly cannot be obtained Property.Used as non-limiting examples, special pin is assigned can be enabled to realize high-speed digital communication, charge to accessories apparatus Higher voltage and/or non-audio function.The data being associated with pin appointment can cause master control set 102 to be able to carry out and repair Pin after changing assigns associated function.
In a specific embodiment, master control set 102 can set up networking and be connected and via the network with remote source Connection request configuration data 112.For example, master control set 102 can be set up with server 108 via network 106 and be connected.Clothes Business device 108 can include database, its storage configuration data 112 and identification information (such as identifiers of accessories apparatus 104).Lift For example, the manufacturer of accessories apparatus 104 can be uploaded on website the configuration data 112 of accessories apparatus 104, master control set 102 can access the website via network 106.The identification information that master control set 102 will can be associated with accessories apparatus 104 connects Server 108 is sent collectively to the request to configuration data 112.Identification information can be based on what is received from accessories apparatus 104 Identification data.Receive request and identification information after, server 108 can via network 106 by configuration data 112 (with Identification information is associated) it is transferred to master control set 102.After receiving configuration data 112 from server 108, master control set 102 can (for example produce anti-noise signal, modification pin arrangement, change with perform function so that configuration data 112 is loaded into processor at once Kind gain of voice signal for receiving etc.).
In another specific embodiment, master control set 102 can match somebody with somebody via microphone lines 120 from the request of accessories apparatus 104 Put data 110.As explained relative to Fig. 2, accessories apparatus 104 can include memory (such as electricity of storage configuration data 110 Erasable Programmable Read Only Memory EPROM (EEPROM)).For example, the manufacturer of accessories apparatus 104 can during manufacture or Configuration data 110 is stored in the memory of accessories apparatus 104 after the fabrication.Memory (and accessories apparatus 104) can be with Via microphone lines 120 electric power is received from master control set 102.In response to receiving the request to configuration data 110, accessories apparatus Configuration data 110 can be transferred to master control set 102 by 104 via microphone lines 120.Connect from the memory of accessories apparatus 104 After receiving configuration data 110, configuration data 110 can be loaded into processor with perform function by master control set 102 at once.
After master control set 102 receives configuration data 110,112 from accessories apparatus 104 and/or server 108, can To deactivate mongline two-way communication pattern.For example, the digital port in master control set 102 can be arranged to high impedance Level, and microphone lines 120 can be released (such as from the memory decoupling of accessories apparatus 104) and for only a side To transmitting audio signal on (such as toward master control set 102).For example, the main microphon (shown in Fig. 3) of accessories apparatus 104 Can be used for transmitting audio (such as voice and/or ambient noise) to master control set 102.
From accessories apparatus 104 and/or the acquisition configuration data 110,112 of server 108 can permit master control set 102 with it is many Plant various accessories apparatus (such as diversified headphone model) compatible, method is by special based on particular attachment device Some configuration datas adjust the processor functionality at master control set 102.Used as non-limiting examples, each accessories apparatus can To store appropriate ANC coefficients in the memory of accessories apparatus, and when accessories apparatus are first connected to master control set 102 ANC coefficients are sent to master control set 102.After ANC coefficients are sent to master control set 102, ANC coefficients can be stored In the memory of master control set 102.Therefore, when next particular attachment device is connected to master control set 102, ANC systems can be used Number (for example, from memory search).Therefore, from the acquisition configuration data 110 of accessories apparatus 104 can increase configuration data 110 with The possibility of headphone model matching, and reduce the possibility of the improper use data of master control set 102.Additionally, respectively from Accessories apparatus 104 or server 108 seamlessly transmitting configuration data 110,112 can eliminate master control set 102 user hand Dynamic setting up procedure.
Referring to Fig. 2, the master control set 102 of Fig. 1 and the particular illustrative embodiment of accessories apparatus 104 are illustrated.Master control is filled Putting 102 can be comprising application processor 230, audio encoder/decoder (codec) 232 and one-wire interface 234. In one specific embodiment, one-wire interface 234 can be contained in application processor 230.Accessories apparatus 104 can be included and deposited Reservoir 240.In a specific embodiment, accessories apparatus 104 can include main microphon 250.It is attached in another specific embodiment Part device 104 can include two loudspeakers and two ANC microphones (as described by relative to Fig. 3), without main microphon.
Application processor 230 can be configured and be filled with the detection accessory when accessories apparatus 104 are coupled to master control set 102 Put 104.For example, can be to the transmission signal of application processor 230, so that instruction device (such as accessories apparatus 104) It is already connected to the port of master control set 102.Application processor 230 can be configured and be inserted into master control set 102 with device The ability of detection means when middle.It is main when the plug of device is coupled to the port of master control set 102 as non-limiting examples Control device 102 can be used the configuration of plug to correspond to the headphone without microphone with detection means, comprising standard Mike The headphone of wind still ANC headphones comprising standard microphone and ANC microphones.
Application processor 230 can activate mongline two-way communication pattern using one-wire interface 234, and can be via Microphone lines 120 transmit the first pulse (such as low pulse or reset signal) to accessories apparatus 104, to determine accessories apparatus 104 It is whether compatible with mongline two-way communication pattern.Application processor 230 can be waited in special time period and filled from annex Put 104 response.
If application processor 230 fails to receive response from accessories apparatus 104 in special time period, apply Program processor 230 can determine that accessories apparatus 104 are not compatible with mongline two-way communication pattern.If however, at application program Reason device 230 receives the response from accessories apparatus 104 in special time period, then application processor 230 can determine Accessories apparatus 104 are compatible with mongline two-way communication pattern.Therefore, it can via microphone lines 120 in application processor 230 Data communication is set up between function control and data/address bus 242.
In a specific embodiment, the memory 240 of accessories apparatus 104 can be Electrically Erasable Read Only Memory (EEPROM).Memory 240 can include function control and data/address bus 242 and parasitic power unit 244, or be coupled to work( Can control and data/address bus 242 and parasitic power unit 244.Parasitic power unit 244 can include diode and capacitor, its It is configured to respond to receive voltage signal and powered to memory 240 from communication bus (such as microphone lines 120).One In specific embodiment, memory 240 obtains its all operationss electric power (such as via microphone lines 120) from master control set.Function Control and data/address bus 242 can be configured with response to receive transmission pulse and via microphone lines 120 to application program at Reason device 230 provides response (such as low pulse).
Function control and data/address bus 242 can transmit identification data via microphone lines 120 to master control set 102.Should Identification data can be received with program processor 230 from function control and data/address bus 242 at one-wire interface 234.Master control is filled Putting 102 can recognize accessories apparatus 104 using identification data.
After application processor 230 has identified accessories apparatus 104, application processor 230 can be true Whether the configuration data (such as corresponding to identification data) for being used for accessories apparatus 104 surely is stored in the memory of master control set 102 In 255.When the configuration data of accessories apparatus 104 is not stored in the memory 255 of master control set 102, application program Processor 230 can ask the send configuration data 110 of memory 240 from accessories apparatus 104 via microphone lines 120.Response In the request to configuration data 110 is received, function control and data/address bus 242 can be via microphone lines 120 to application journey The transmission configuration data 110 of sequence processor 230.
Configuration data 110 is being received from accessories apparatus 104 or from after the accesses configuration data of memory 255, using journey Sequence processor 230 can deactivate mongline two-way communication pattern, and method is to be arranged to high impedance level by by one-wire interface 234 And discharge microphone lines 120 (for example, microphone lines 120 are decoupled from memory 240 and application processor 230).Solution Except activation mongline two-way communication pattern enables that microphone lines 120 transmit audio signal to master control set 102.For example, The audio detected at main microphon 250 can be transmitted to audio codec 232 via microphone lines 120.
Another processor (not shown) of application processor 230 or master control set 102 can use configuration data 110 Perform processing function.For example, in the scene that configuration data 110 corresponds to ANC coefficients, master control set 102 can be used Configuration data 110 produces anti-noise signal.Anti-noise signal can be combined with audio signal to produce amended audio signal, And can provide amended audio signal to reduce or eliminate the background at accessories apparatus 104 to audio codec 232 Noise.For example, audio codec 232 can be configured to output amended audio signal and (for example need by annex The voice signal of the loudspeaker projection of device 104).Can be via left speaker line (shown in Fig. 3), right speaker wire (in Fig. 3 It is shown) or its any combinations transmit amended audio signal to accessories apparatus 104.Therefore, application processor 230 or another One processor can be based on ANC coefficients and produce anti-noise signal using ANC algorithms；And application processor 230 is another Processor can combine anti-noise signal with audio signal to produce amended audio signal, and it is reduced in accessories apparatus 104 The noise that place detects.Therefore, master control set 102 can be based on ANC coefficient modifying audio signals, and to accessories apparatus 104 In the loudspeaker amended audio signal of transmission (not shown).
In the scene that configuration data 110 corresponds to loudspeaker parameters, master control set 102 can use configuration data 110 The audio to accessories apparatus 104 is provided based on loudspeaker parameters adjustment, to improve the frequency response in accessories apparatus.In configuration number According in 110 scenes for corresponding to microphone parameters (such as microphone gain offset information), master control set 102 can use treatment Technology improves the gain of the voice signal received from accessories apparatus 104.
Master control set 102 can be permitted with diversified accessories apparatus 104 from the acquisition configuration data 110 of memory 240 (such as diversified headphone model) is compatible, and method is by based on the specific configuration number of particular attachment device 104 Processor functionality is adjusted according to 110.Therefore, configuration data 110 can be increased from the acquisition configuration data 110 of accessories apparatus 104 The possibility matched with the headphone model of accessories apparatus 104, and the data of the improper use of master control set 102 can be reduced The possibility of (configuration data not being associated with accessories apparatus 104 for example).
Referring to Fig. 3, the master control set 102 of Fig. 1 and the particular illustrative embodiment of accessories apparatus 104 are illustrated.Master control is filled Putting 102 can be comprising application processor 230, audio codec 232, port 380 and one-wire interface 234.Accessories apparatus 104 can include main microphon 250, memory 240, plug 350, left speaker 320 (such as left earphone), right loudspeaker 322 (such as right earphone), left ANC microphones 360 and right ANC microphones 370.One-wire interface 234 can be configured with logical in mongline bidirectional Port switching 380 between operation and single line one-way communication mode under letter pattern.Under mongline two-way communication pattern, one-wire interface 234 can use (I between integrated circuit2C) data are sent to accessories apparatus 104 and are filled from annex by agreement from master control set 102 Put 104 and be sent to master control set 102.Under single line one-way communication mode, one-wire interface 234 can be by audio from accessories apparatus 104 are sent to master control set 102.
Plug 350 can be configured to be inserted into the port 380 of master control set 102.Master control set 102 can be in response to inserting First 350 are inserted into port 380 and detect accessories apparatus 104.Plug 350 can include pin, its coupling with port 380 Respective pins to audio codec 232 are contacted.For example, plug 380 can include " left side " pin, and it is by left speaker The 320 left output ends for being coupled to audio codec 232, left output end is configured to output and is intended to be projected by left speaker 320 Audio.Plug 380 can include " right side " pin, its right output that right loudspeaker 322 is coupled to audio codec 232 End, right output end is configured to the audio that output is intended to be projected by right loudspeaker 322.Plug 380 can draw comprising " microphone " Pin, its input for being configured to be coupled to main microphon 250 via microphone lines 120 audio codec 232.Microphone Line 120 can be additionally used in the two-way communication between master control set 102 and accessories apparatus 104.For example, it is possible to use " microphone " Configuration data 110 (such as ANC coefficients) is sent to application processor by pin and microphone lines 120 from memory 240 230。
Plug 380 can also include " left ANC microphones " pin, and left ANC microphones 360 are coupled to audio codec by it 232 input.Left ANC microphones 360 can be configured to detect the audio (such as ambient noise) near left speaker 320, And the audio for detecting is provided via an ANC microphone lines 390 to master control set 102.Plug 380 can also include " right ANC Microphone " pin, its input that right ANC microphones 370 are coupled to audio codec 232.Right ANC microphones 370 can Be configured to detection near right loudspeaker 322 audio (such as ambient noise), and via the 2nd ANC microphone lines 395 to Master control set 102 provides the audio for detecting.The ambient noise detected at ANC microphones 360,370 can be provided to sound Frequency codec 232 and for producing anti-noise signal.For example, the background for being detected at ANC microphones 360,370 Noise can correspond to noise signal.Application processor 230 or another processor can produce the head sea shape of noise signal (such as anti-noise signal), and via speaker wire 392,397 the head sea shape is provided to loudspeaker 320,322 respectively, with Reduce the noise that (or elimination) ANC microphones 360,370 are detected.
Memory 240 can be comprising parasitic power unit 244, single line function control device 302, Memory Controller 304, number According to memory 306, identification data 308 and scratchpad 310.As described by relative to Fig. 2, microphone lines 120 can be with It is coupled to parasitic power unit 244 and provides electric power with to memory 240.For example, can be via microphone lines 120 from master control Device 102 transmits voltage signal to parasitic power unit 244.
Single line function control device 302 can be configured and receive data from master control set 102 with via microphone lines 120, and Convert the data into the form (such as language) compatible with memory 240.Single line function control device 302 also can be configured to adjust The voltage level of the signal received from master control set 102, and signal is sent to master control set 102 from memory 240, to control The sequential of the signal that system is transmitted with master control set 102, and (for example received from memory 240 in master control set 102 after configuring To after configuration data 110) microphone lines 120 are discharged (for example decouple) from memory 240.
Identification data 308 can include headphone number of registration (words of such as 64).For example, identification data 308 Can be that unique 48 bit sequence number (for example compile by headphone model comprising 8 CRC codes, for the model of accessories apparatus 104 Number) and 8 family's codes.Identification data 308 can upon request at once via single line function control device 302 and microphone lines 120 It is transferred to master control set 102.
Memory Controller 304 can be configured (such as identification data 308, is matched somebody with somebody with starting to the transmission data of master control set 102 Other data put data 110 and/or be stored in memory 240).For example, configuration data 110 can be stored in data In the ad-hoc location of memory 306.In a specific embodiment, data storage 306 can include 80 pages of 32 bytes.Deposit Memory controller 304 can extract configuration data 110 from the ad-hoc location in data storage 306, and initialize from storage Transmission of the device 240 to the configuration data 110 of master control set 102.Memory Controller 304 can utilize scratchpad 310 are written to data storage 306.In a specific embodiment, scratchpad 310 can include the centre of 32 bytes As a result buffer, Memory Controller 304 writes data into data storage with the scratchpad of 32 byte In 306 every one page.
During ANC is operated, master control set 102 and accessories apparatus 104 can be used for sending audio call, audition it is happy/ Or other application.For example, audio signal can be projected by the loudspeaker 320,322 of accessories apparatus 104 (for example to come from The audio signal of audio call, music file etc.).During audio call, main microphon 250 can receive phonetic entry, and ANC microphones 360,370 can receive noise (such as ambient noise and/or ambient noise) together with some phonetic entries.Can be with The noise signal that will correspond to noise via ANC microphone lines 390,395 is provided to plug 350, and can be via port 380 With audio codec 232 by the noise signal transmission to application processor 230 (or another processor).Application program Processor 230 (or another processor) can produce anti-noise signal (such as the signal of the head sea shape with noise signal), and And anti-noise signal can be mixed with output audio to produce amended audio signal.Can be via speaker wire 392,397 Amended audio signal is provided to loudspeaker 320,322 with the influence of the noise at reduction (or elimination) accessories apparatus 104.
Referring to Fig. 4, the flow chart of the specific embodiment of the method 400 of acquisition configuration data is illustrated.It is illustrative at one In embodiment, it is possible to use the master control set 102 of the system 100, Fig. 1-3 of Fig. 1 or its any combinations perform method 400.
Method 400 be included in 402 at master control set detection accessory device.For example, in Fig. 1, master control set 102 Port can be included, its plug for being suitable to receive accessories apparatus 104.When the plug of accessories apparatus 104 is connected to master control set 102 Port when, master control set 102 can detect accessories apparatus 104.As another example, when accessories apparatus 104 are connected to master During control device 102, the application processor 230 of Fig. 2 can detect accessories apparatus 104.For example, can be to application journey The transmission signal of sequence processor 230, so that instruction device (such as accessories apparatus 104) is already connected to the port of master control set 102.
404, accessories apparatus can be recognized based on the information received from accessories apparatus.For example, in Fig. 1, Accessories apparatus 104 can in response to receive the first signal (such as reset signal) from master control set 102 and via microphone lines 120 transmit identification data to master control set 102.Identification data can include headphone identifier bag (words of such as 64). Master control set 102 can receive identification data at one-wire interface 234 from accessories apparatus 104.Master control set 102 can use knowledge Other data recognize accessories apparatus 104.
The configuration data being associated with accessories apparatus can be searched for based on the identification to accessories apparatus 406.Citing comes Say, in Fig. 1, master control set 102 can determine whether the configuration data 110,112 being associated with accessories apparatus 104 is stored in In the memory of master control set 102.If configuration data 110,112 is not stored in the memory of master control set 102, master control Device 102 can set up network connection and via network connecting request configuration data 112 with remote source.For example, master control Device 102 can be set up with server 108 via network 106 and be connected.Server 108 can include storage configuration data 112 Database.Or, the application processor 230 of Fig. 2 can ask to be sent from accessories apparatus 104 via microphone lines 120 matches somebody with somebody Put data 110.
Can be with acquisition configuration data 408.For example, in Fig. 1, server 108 can be described in response to receiving Request and via network 106 to the transmission configuration data 112 of master control set 102.Alternatively, in response to receiving to configuration data Configuration data 110 can be transferred to master control set 102 by 110 request, accessories apparatus 104 via microphone lines 120.Receiving To after configuration data 110, master control set 102 can based on the perform function of configuration data 110 (for example produce anti-noise signal, Adjustment audio output is assigned the function being associated, is performed and accessories apparatus to improve frequency response, execution with amended pin The associated function of 104 programmable key, operation application program etc.).Master control set 102 can also be in the storage of master control set 102 Storage configuration data 110 in device, so that future uses when accessories apparatus 104 are coupled to master control set 102.
The method 400 of Fig. 4 can be in response to determining that the acoustic characteristic and/or other attributes of accessories apparatus 104 are master control dresses 102 unknown (for example configuration data 110,112 is not stored in the memory of master control set 102) are put, master control set 102 is permitted Respectively from accessories apparatus 104 or the acquisition configuration data 110,112 of server 108.Therefore, method 400 can permit master control set 102 is compatible with diversified accessories apparatus 104 (such as diversified headphone model), and its mode is by based on spy Determine configuration data 110,112 specific to accessories apparatus 104 to adjust the processor function of master control set 102.
Referring to Fig. 5, the flow chart of the specific embodiment of the method 500 of collection active noise elimination data is illustrated.One In individual illustrative embodiment, it is possible to use the master control set 102 of the system 100, Fig. 1-3 of Fig. 1 or its any combinations perform method 500。
502, master control set 102 can detect the insertion of headphone (such as accessories apparatus 104).For example, exist In Fig. 1 or Fig. 2, master control set 102 can detect when that the plug of accessories apparatus 104 is connected to the port of master control set 102.
504, whether master control set 102 can determine headphone comprising ANC microphone lines 390,395.If worn Earphone includes ANC microphone lines 390,395, then method 500 moves to 512.If headphone does not include ANC microphone lines 390th, 395, then method 500 move to 506.506, master control set 102 determines whether headphone includes microphone lines 120. If headphone includes microphone lines 120,510, master control set 102 can cause microphone lines 120, left speaker 320 and right loudspeaker 322 can be used in audio call and multimedia.If headphone does not include microphone lines 120, 508, master control set 102 can carry out audio output using headphone line, and carry out audio call using built-in microphone.
512, when headphone includes ANC microphone lines 390,395, master control set 102 can activate single line port. For example, in fig. 2, application processor 230 can activate one-wire interface 234 and enable to carry out mongline bidirectional and lead to Letter.514, master control set 102 can determine whether headphone is sending identification data.For example, in Fig. 1, master control First pulse can be transferred to headphone by device 102 via microphone lines 120, to determine whether headphone is double with single line It is compatible to communication pattern.If headphone is not compatible with mongline two-way communication pattern, method 500 moves to 516, and 518 can determine configuration data using alternative (such as user is manually entered and/or downloads).If headphone and list Line two-way communication mode is compatible, then the identification data of headphone can be read in 520 master control sets 102.For example, wear Earphone can transmit identification data via microphone lines 120 to master control set 102.Identification data can be contained within headphone 48 bit sequence numbers in identifier bag (such as the words of 64).Master control set 102 can be at one-wire interface 234 from headphone Receive identifier.Master control set 102 can recognize headphone using identifier.
522, whether master control set 102 can determine the headphone data for corresponding to identification data in master control set In 102 memory (such as whether configuration data 110,112 is in the memory of master control set 102).If headphone number According in the memory of master control set 102, then 426, master control set 102 can deactivate mongline two-way communication pattern, and And 528, master control set 102 can load configuration data 110 from memory.If headphone data are not in master control set At 102 memory, then 524, master control set 102 can be downloaded from the memory 240 (such as EEPROM) of headphone matches somebody with somebody Put data 110.
Acoustic characteristic and/or other attributes in response to determining headphone are that master control set 102 is unknown (for example to be configured Data 110 are not stored in the memory of master control set 102), then from the beginning the method 500 of Fig. 5 can permit master control set 102 Wear earphone acquisition configuration data (such as ANC coefficients).Therefore, method 500 can permit master control set 102 with diversified head Wear earphone model compatible.Although step 512-528 is illustrated to be to depend on having ANC microphone lines in 504 headphones, It is that in other embodiments, whether step 512-528 can have ANC microphone lines unrelated with determination headphone.Citing comes Say, be inserted into master control set in response to detecting headphone 502, then can activate single line port 512.Therefore, The configuration data for being not limited to ANC coefficients can be directed to using step 512-528.
Referring to Fig. 6, the flow chart of another specific embodiment of the method 600 of collection active noise elimination data is illustrated. In an illustrative embodiment, it is possible to use the master control set 102 of the system 100, Fig. 1-3 of Fig. 1 or its any combinations are performed Method 600.
Method 600 be included in 602 at master control set detection accessory device.For example, referring to Fig. 1, master control set 102 Port can be included, its plug for being suitable to receive accessories apparatus 104.When the plug of accessories apparatus 104 is connected to master control set 102 Port when, master control set 102 can detect accessories apparatus 104.As another example, when accessories apparatus 104 are connected to master During control device 102, the application processor 230 of Fig. 2 can detect accessories apparatus 104.For example, can be to application journey The transmission signal of sequence processor 230, so that instruction device (such as accessories apparatus 104) is already connected to the port of master control set 102.
The active noise that is associated with accessories apparatus can be received 604 eliminate (ANC) coefficient.For example, in Fig. 1 In, server 108 can in response to receive request and via network 106 to the transmission configuration data 112 of master control set 102.Replace Dai Di, in response to receiving the request to configuration data 110, accessories apparatus 104 can be via microphone lines 120 by configuration data 110 are transferred to master control set 102.Configuration data 110,112 can correspond to ANC coefficients.Master control set 102 can be based on to attached The identification of part device 104 and search for ANC coefficients and (for example sent to ANC coefficients to server 108 and/or to accessories apparatus 104 Request).
ANC coefficient modifying audio contents can be based on 606.For example, in Fig. 1, configuration data is being received 110th, after 112 (such as ANC coefficients), master control set 102 can produce anti-noise signal (for example, having using ANC coefficients The signal of the head sea shape of the ambient noise detected at accessories apparatus 104) and provide amended audio letter to accessories apparatus 104 Number (anti-noise signal for for example being combined with regular audio signal), to reduce or eliminate ambient noise.Master control set 102 can The attribute of anti-noise signal is determined using algorithm (such as ANC algorithms).Algorithm can be used ANC coefficients to adjust anti-noise signal Attribute make it be distinctive for accessories apparatus 104.For example, accessories apparatus 104 can be included and are configured to from master control Device 102 receives the loudspeaker of audio content.Master control set 102 (can be calculated based on ANC coefficient modifying audio contents using ANC Method) and be transferred to accessories apparatus 104 to reduce the noisiness at loudspeaker by amended audio content.
Acoustic characteristic and/or other attributes in response to determining headphone are that master control set 102 is unknown (for example to be configured Data 110 are not stored in the memory of master control set 102), then from the beginning the method 600 of Fig. 6 can permit master control set 102 Wear earphone acquisition configuration data (such as ANC coefficients).Therefore, method 600 can permit master control set 102 with diversified head Wear earphone model compatible.
Referring to Fig. 7, the block diagram of the wireless device 700 comprising the operable component with acquisition configuration data is illustrated.Wirelessly Device 700 includes the primary processor 710 for being coupled to main storage 732, such as digital signal processor (DSP).
Fig. 7 also shows that the display controller 726 for being coupled to primary processor 710 and being coupled to display 728.Camera control Device 790 may be coupled to primary processor 710 and is coupled to camera 792.In a specific embodiment, wireless device 700 can be right Should be in master control set 102.For example, wireless device 700 includes audio codec 232, one-wire interface 234 and application program Processor 230.Audio codec 232 may be coupled to primary processor 710, and application processor 230 can be coupled To primary processor 710.One-wire interface 234 may be coupled to application processor 230.
Accessories apparatus 104 may be coupled to wireless device 700.For example, accessories apparatus 104 can be via microphone lines 120 are coupled to codec 232 and are coupled to one-wire interface 234.Accessories apparatus 104 include memory 240, and it is configured to Configuration data 110 is transferred to application processor 230 via microphone lines 120.Application processor 230 will can match somebody with somebody Put data 110 and be relayed to primary processor 710.
In the specific embodiment that configuration data 110 corresponds to ANC coefficients, configuration data is received in primary processor 710 After 110, it is possible to use ANC microphones (do not show in Fig. 7, such as the ANC microphones 360 of Fig. 3,370) make an uproar detecting background Sound (also has some user speech) in some cases.(can not show in Fig. 7, such as in Fig. 3 via ANC microphone lines ANC microphone lines 390, the ambient noise that 395) will be detected at ANC microphones are provided to primary processor as noise signal 710.Primary processor can produce anti-noise signal by the way that ANC coefficients are input in ANC algorithms.Primary processor 710 can be with Anti-noise signal is combined with audio signal (such as user speech, MP3 audios etc.) to produce amended audio signal.Single line connects Mouth 234 can be arranged to high impedance, and microphone lines 120 can be decoupled from application processor 230 and memory 240. Amended audio signal can be provided to accessories apparatus 104 via audio codec 232.In a specific embodiment, Can via the left speaker line (not shown) of the left speaker (not shown) for being coupled to accessories apparatus 104, be coupled to annex fill The right speaker wire (not shown) or its any combinations for putting 104 right loudspeaker (not shown) provide amended audio signal To accessories apparatus 104.Audio (such as user speech) can be detected using main microphon 250 and via audio codec 232 and the audio transmission that will detect of microphone lines 120 to primary processor 710.
Main storage 732 can be the tangible non-transitory processor readable memory medium comprising instruction 758.Processor (such as primary processor 710, application processor 230 or its component) can be with execute instruction 758 to perform Fig. 4 method 400th, the method 600 or its any combinations of the method 500, Fig. 6 of Fig. 5.Fig. 7 also indicates wireless controller 740 to may be coupled to master Processor 710 and it is coupled to antenna 742 via radio frequency (RF) interface 780.In a specific embodiment, primary processor 710, display Device controller 726, main storage 732, codec 232, camera controller 790, application processor 230, one-wire interface 234 and wireless controller 740 be contained in encapsulated in the system or system on chip devices 722.In a specific embodiment, as schemed It is illustrated in 7, display 728, input unit 730, antenna 742, accessories apparatus 104, RF interfaces 780, the and of electric supply 744 One-wire interface 234 is outside system on chip devices 722.However, display 728, input unit 730, microphone 718, antenna 742nd, each in accessories apparatus 104, RF interfaces 780, electric supply 744 and one-wire interface 234 may be coupled to chip The component of upper system and device 722, such as interface or controller.
Coordinate described embodiment, disclose the first equipment comprising the device for acquisition configuration data.Citing comes Say, the device for gathering can include the master control set 102 of Fig. 1-3, the one-wire interface 234 of Fig. 2, the microphone lines of Fig. 1-2 120, Fig. 3 port 380, is programmed to the application processor 230 of the instruction 758 of execution Fig. 7, is programmed to perform Fig. 7 Instruction 758 primary processor 710, one or more are to other devices of acquisition configuration data, circuit or module, or its is any Combination.
First equipment can also include the device for storage configuration data.For example, for storing the device of ANC coefficients Can include Fig. 1-3 master control set 102, the memory 255 of Fig. 2, one or more to storage configuration data other devices, Circuit or module, or its any combinations.
Coordinate described embodiment, disclose the second equipment comprising the device for gathering ANC coefficients.Citing comes Say, the master control set 102 that the device for gathering ANC coefficients can be comprising Fig. 1-3, the one-wire interface 234 of Fig. 2, the wheat of Fig. 1-2 Gram wind line 120, the port 380 of Fig. 3, the application processor 230 of the instruction 758 for being programmed to perform Fig. 7 is programmed to hold The primary processor 710 of the instruction 758 of row Fig. 7, one or more are used to gather other devices, circuit or the module of ANC coefficients, or its Any combinations.
Second equipment can be also included for the device based on ANC coefficient modifying audio contents.For example, for changing sound The device of frequency content can include the master control set 102 of Fig. 1-3, be programmed to the application program treatment of the instruction 758 of execution Fig. 7 Device 230, is programmed to the primary processor 710 of the instruction 758 of execution Fig. 7, and one or more are used to gather other dresses of ANC coefficients Put, circuit or module, or its any combinations.
Those skilled in the art will be further understood that, with reference to various illustrative the patrolling of embodiment disclosed herein description Collecting block, configuration, module, circuit and algorithm steps can be embodied as electronic hardware, the computer software by computing device, or both Combination.Various Illustrative components, block, configuration, module, circuit and step are substantially described in terms of its feature above.This Feature is implemented as hardware or processor-executable instruction and depends on application-specific and force at the design of whole system about Beam.Those skilled in the art can be implemented in various ways described feature for each application-specific, but these are implemented Decision-making should not be interpreted as causing deviation the scope of the present invention.
The step of method or algorithm for being described with reference to embodiment disclosed herein can be embodied directly in hardware, by In the combination of software module or both that reason device is performed.Software module may reside within random access memory (RAM), quick flashing Memory, read-only storage (ROM), programmable read only memory (PROM), Erasable Programmable Read Only Memory EPROM (EPROM), Electrically Erasable Read Only Memory (EEPROM), register, hard disk, removable disk, compact disk read-only storage (CD-ROM) or in the non-transitory storage media of any other form known in the art.Exemplary storage medium is coupled To processor so that processor can be from read information and writing information to storage media.In alternative solution, deposit Storage media can be integrated with processor.Processor and storage media can reside in application specific integrated circuit (ASIC).ASIC can be resident In computing device or user terminal.In alternative solution, processor and storage media can reside in calculating as discrete component In device or user terminal.
Offer to disclosed embodiment is previously described that those skilled in the art is made or institute is used Embodiments of the disclosure.Those skilled in the art is readily apparent the various modifications to these embodiments, and will can define herein Principle be applied to other embodiments without deviating from the scope of the present invention.Therefore, the present invention is not intended to be limited to what is shown herein Embodiment, and the possible most wide model consistent with the principle and novel feature for such as being defined by appended claims should be endowed Enclose.

Claims (27)

1. a kind of method for acquisition configuration data, it includes：
By master control set detection accessory device；
Based on determining that the accessories apparatus eliminate ANC microphone lines comprising active noise, by master control set request with it is described The associated ANC coefficients of accessories apparatus；And
At the master control set, audio content is changed based on the ANC coefficients.
2. method according to claim 1, wherein the accessories apparatus correspond to headphone, the headphone includes It is configured to be received from the master control set loudspeaker of the amended audio content.
3. method according to claim 2, it further includes for the amended audio content to be transferred to the head Earphone is worn to reduce the noisiness at the loudspeaker.
4. method according to claim 2, wherein the headphone further includes that be configured to storage raises with described The memory of the associated data of the acoustic characteristic of sound device.
5. method according to claim 4, wherein the packet contains the ANC coefficients.
6. method according to claim 1, it further includes to recognize institute based on the information received from the accessories apparatus Accessories apparatus are stated, wherein receiving the ANC coefficients based on the accessories apparatus are identified.
7. method according to claim 6, wherein recognizing that the accessories apparatus include：
In response to determine the accessories apparatus determine comprising the ANC microphone lines accessories apparatus whether with mongline bidirectional Communication pattern is compatible；And
Based on determining the accessories apparatus compatible with the mongline two-way communication pattern identification number is received from the accessories apparatus According to wherein master control set is based on the identification data and recognizes the accessories apparatus.
8. method according to claim 6, it is further included：
Set up network connection；And
Via the network connection ANC coefficients are received from remote source.
9. method according to claim 8, wherein asking the ANC systems to the remote source via the network connection Number.
10. method according to claim 1, it further includes that the accessories apparatus from the master control set receive described ANC coefficients, wherein the memory via the microphone lines of the accessories apparatus from the accessories apparatus receives the ANC systems Number, the microphone lines are different from the ANC microphone lines.
11. methods according to claim 1, it is further included in response to determining that the accessories apparatus include the ANC Microphone lines, determine whether the accessories apparatus are compatible with mongline two-way communication pattern.
12. methods according to claim 1, it is further included based on the determination accessories apparatus and mongline two-way communication Pattern is compatible, and identification data is received from the accessories apparatus, wherein the master control set based on the identification data to recognize State accessories apparatus.
13. methods according to claim 1, it is further included at the master control set via network connection from long-range Source receives the ANC coefficients.
14. methods according to claim 1, wherein asking the ANC coefficients to remote source via network connection.
15. methods according to claim 1, wherein change the audio content including：
At the master control set, background noise is received from the accessories apparatus via the ANC microphone lines；
Based on the background noise and the ANC coefficients, anti-noise signal is produced by the master control set, wherein described anti- Inverse signal of the noise signal comprising the background noise；And
The audio signal of the anti-noise signal and the audio content is combined by the master control set.
16. methods according to claim 1, it is further included：
Before the accessories apparatus are detected, the first connector of the master control set and the second company of the accessories apparatus are determined Connect the connection between device；And
The accessories apparatus are determined based on the configuration for detecting second connector and includes the ANC microphone lines.
A kind of 17. equipment for acquisition configuration data, it includes：
Processor in master control set；And
Memory, it is stored can be by the computing device to carry out the instruction including following every operation：
The detection accessory device at the master control set；
The active noise being associated with the accessories apparatus is asked to disappear based on the accessories apparatus are determined comprising ANC microphone lines Except ANC coefficients；And
Audio content is changed based on the ANC coefficients.
18. equipment according to claim 17, wherein the accessories apparatus correspond to headphone, the headphone bag Include the loudspeaker for being configured to that the amended audio content is received from the master control set.
19. equipment according to claim 18, wherein the headphone further include to be configured to storage with it is described The Electrically Erasable Read Only Memory EEPROM of the associated data of the acoustic characteristic of loudspeaker, and wherein described packet Containing the ANC coefficients.
20. equipment according to claim 17, wherein the operation further includes to be based on to be received from the accessories apparatus Information recognize the accessories apparatus, wherein receiving the ANC coefficients based on the accessories apparatus are identified.
21. equipment according to claim 20, wherein recognizing that the accessories apparatus include：
Identification data is received from the accessories apparatus based on determining the accessories apparatus compatible with mongline two-way communication pattern, its Described in master control set be based on the identification data and recognize the accessories apparatus.
22. equipment according to claim 20, wherein asking the ANC coefficients to remote source via network connection.
23. equipment according to claim 22, wherein further including antenna, it is configured to via the network connection The ANC coefficients are received from the remote source.
24. equipment according to claim 17, wherein further including the first connector, it is configured to receive described attached Second connector of part device, wherein first connector include the first pin for being associated with the ANC microphone lines with And the second pin being associated with the 2nd ANC microphone lines, the ANC microphone lines are different from the 2nd ANC microphone lines.
A kind of 25. equipment for acquisition configuration data, it includes：
For the device of the detection accessory device at master control set；
For asking the active being associated with the accessories apparatus to be made an uproar based on the accessories apparatus are determined comprising ANC microphone lines Sound eliminates the device of ANC coefficients；And
Device for changing audio content based on the ANC coefficients at the master control set.
26. equipment according to claim 25, it is further comprising for the non-volatile memories to the accessories apparatus The device that device is powered, and wherein described accessories apparatus correspond to headphone, the headphone includes being configured to from described Master control set receives the loudspeaker of the amended audio content.
27. equipment according to claim 25, it is further included for based on the identification to the accessories apparatus, via Memory of the network connection from remote source or from the accessories apparatus receives the device of the ANC coefficients.
CN201480048327.4A 2013-09-04 2014-08-28 For the apparatus and method of acquisition configuration data Active CN105518774B (en)

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US14/137,075 2013-12-20
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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101964108B1 (en) * 2015-05-15 2019-04-01 후아웨이 테크놀러지 컴퍼니 리미티드 Noise Reduction Headset Set-up Method, Terminals, and Noise Reduction Headset
CN106303839B (en) * 2016-09-29 2019-10-29 中山市天键电声有限公司 ANC method for noise reduction control based on cell phone application
KR102466293B1 (en) * 2018-07-12 2022-11-14 돌비 레버러토리즈 라이쎈싱 코오포레이션 Transmit control for audio devices using auxiliary signals
US20230410784A1 (en) * 2020-10-16 2023-12-21 Hewlett-Packard Development Company, L.P. Event detections for noise cancelling headphones
CN117198303A (en) * 2023-08-28 2023-12-08 瑶芯微电子科技(上海)有限公司 Audio codec and audio codec system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103260105A (en) * 2013-05-08 2013-08-21 安百特半导体有限公司 Method and device for supplying power for ANC earphone by utilization of power source of electronic equipment

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4935284B2 (en) * 2006-10-03 2012-05-23 ソニー株式会社 Input switching device, input switching method and program
US8006002B2 (en) * 2006-12-12 2011-08-23 Apple Inc. Methods and systems for automatic configuration of peripherals
GB2449083B (en) * 2007-05-09 2012-04-04 Wolfson Microelectronics Plc Cellular phone handset with ambient noise reduction
JP2008294516A (en) * 2007-05-22 2008-12-04 Kenwood Corp Playback device and method
US7623667B2 (en) * 2008-01-14 2009-11-24 Apple Inc. Electronic device accessory with ultrasonic tone generator
JP2009200902A (en) * 2008-02-22 2009-09-03 Sony Corp Signal processing apparatus, and signal processing method
JP5320784B2 (en) * 2008-03-24 2013-10-23 ソニー株式会社 Signal processing apparatus and signal processing method
JP4710940B2 (en) * 2008-09-09 2011-06-29 ソニー株式会社 Information processing apparatus and information processing method
JP2012182553A (en) * 2011-02-28 2012-09-20 Toshiba Corp Reproduction device, audio data correction device, and reproduction method
US20130108068A1 (en) * 2011-10-27 2013-05-02 Research In Motion Limited Headset with two-way multiplexed communication
JP2013102370A (en) * 2011-11-09 2013-05-23 Sony Corp Headphone device, terminal device, information transmission method, program, and headphone system
GB2497566A (en) * 2011-12-14 2013-06-19 Wolfson Microelectronics Plc Simultaneous transmission of a plurality of audio data streams via a single communication link

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103260105A (en) * 2013-05-08 2013-08-21 安百特半导体有限公司 Method and device for supplying power for ANC earphone by utilization of power source of electronic equipment

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