WO2015074212A1 - Connecteur audio interactif - Google Patents

Connecteur audio interactif Download PDF

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Publication number
WO2015074212A1
WO2015074212A1 PCT/CN2013/087598 CN2013087598W WO2015074212A1 WO 2015074212 A1 WO2015074212 A1 WO 2015074212A1 CN 2013087598 W CN2013087598 W CN 2013087598W WO 2015074212 A1 WO2015074212 A1 WO 2015074212A1
Authority
WO
WIPO (PCT)
Prior art keywords
conductive contact
connector
electrical terminal
switch part
contact
Prior art date
Application number
PCT/CN2013/087598
Other languages
English (en)
Inventor
Yinong Liu
Pi Lin
Chong CHEN
Original Assignee
Nokia Technologies Oy
Nokia (China) Investment Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nokia Technologies Oy, Nokia (China) Investment Co., Ltd. filed Critical Nokia Technologies Oy
Priority to PCT/CN2013/087598 priority Critical patent/WO2015074212A1/fr
Publication of WO2015074212A1 publication Critical patent/WO2015074212A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/58—Contacts spaced along longitudinal axis of engagement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
    • H01R13/7031—Shorting, shunting or bussing of different terminals interrupted or effected on engagement of coupling part, e.g. for ESD protection, line continuity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2107/00—Four or more poles

Definitions

  • the present application relates to a method and apparatus for interactive connectors.
  • the method and apparatus relate to interactive audio-video jack connectors.
  • Some portable electronic devices comprise transducers such as loudspeakers and/or earpieces which are required to be small in size.
  • Transducers are important components in electronic devices such as mobile phones for the purposes of playing back music or having a telephone conversation.
  • the quality and loudness of a transducer in an electronic device are important especially if a user listens to sounds generated by an electronic device at a distance from the electronic device.
  • portable electronic devices are often provided with connectors or ports or sockets to provide coupling to external devices, such as microphones, headphones, audio-video-equipment, and displays.
  • These ports, sockets or connectors are configured to receive plugs (or can receive other members or conductive elements such as a charged finger).
  • Typically such ports, sockets or connectors are configured to receive more than one type of plug and detects the type of plug by having detecting pins.
  • detecting pins require space and volume within the port, socket or connector and thus prevent the design of the port to be as small as possible and thus unsuitable for ultra slim designs for mobile phones and other portable electronic devices. Summary of some embodiments
  • an apparatus comprising: a connector for providing an electrical interface, the connector comprising an opening configured to receive a member; at least one conductive contact located at least partially within the connector and configured to operate such that when the connector receives the member the at least one conductive contact is coupled to an electrical terminal of the member and at least one property of the at least one conductive contact is changed by the member.
  • the apparatus may further comprise at least one detector coupled to the at least one conductive contact, wherein the at least one detector may be configured to determine the at least one property of the at least one conductive contact.
  • the member may comprise at least two types of electrical terminal, the at least one property of the at least one conductive contact may be changed based on the type of the electrical terminal from the member and wherein the at least one detector is further configured to determine the type of electrical terminal based on determining the at least one property of the at least one conductive contact.
  • the at least one conductive contact located at least partially within the connector may comprise: a first conductive contact configured to be coupled to a first electrical terminal from the member, wherein the first conductive contact comprises a first switch part; a second conductive contact configured to be coupled to a second electrical terminal from the member, wherein the second conductive contact comprises a second switch part, wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact.
  • the at least one of the first switch part and second switch part may comprise a contact area configured to receive the member and transition the switch from one mode to the other.
  • the contact area may be configured to receive at least one of: the end or tip of the member; the circumference of the member.
  • the at least one conductive contact located at least partially within the connector may comprise: a first conductive contact configured to be coupled to a first electrical terminal from the member, wherein the first conductive contact comprises a first switch part; a second conductive contact configured to be coupled to a second electrical terminal from the member, wherein the second conductive contact comprises a second switch part, wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact; and the at least one of the first conductive contact and the second conductive contact may be configured to receive a signal; and wherein the detector may be configured to monitor the other of the second conductive contact to determine the presence or absence of the signal.
  • the apparatus may further comprise a signal generator, wherein the signal comprises at least one of: a direct current signal; an alternating or pulsed signal.
  • the connector may be a 4 pin audio connector, and the first conductive contact may be a left audio channel contact and the second conductive contact may be a right audio channel contact.
  • the connector may be a 4 pin audio connector, and the first conductive contact may be a microphone audio channel contact and the second conductive contact may be a ground audio channel contact.
  • the member may be an audio connector plug, the member may further comprise at least one of: the first electrical terminal is a microphone plug terminal and the second electrical terminal is a ground plug terminal; and the first electrical terminal is a left audio channel terminal and the second electrical terminal is a right audio channel terminal.
  • the apparatus may further comprise a signal generator configured to generate a test signal, wherein the at least one conductive contact may be configured to receive the test signal, and wherein the at least one property of the conductive contact may be based on the test signal received at the at least one conductive contact.
  • the apparatus may further comprise a signal generator configured to generate a test signal, wherein the at least one conductive contact is configured to receive the test signal, and wherein the at least one property of the conductive contact is based on the test signal received at the at least one conductive contact, wherein the detector coupled to the at least one conductive contact may be configured to determine the presence of the electrical terminal from the member by determining the modified test signal.
  • the test signal may comprise at least one of: a direct current or substantially static potential signal ; an alternating or pulsed signal.
  • the at least one property of the at least one conductive contact may comprise at least one of: an impedance determined at the at least one conductive contact; a current determined at the at least one conductive contact; and a voltage determined at the at least one conductive contact.
  • the at least one property of the at least one conductive contact may comprise at least one of: an impedance determined at the at least one conductive contact; a current determined at the at least one conductive contact; and a voltage determined at the at least one conductive contact
  • the at least one detector may be configured to determine at least one of: a change in the impedance determined at the at least one conductive contact based on the presence or absence of the electrical terminal of the member; a change in the current determined at the at least one conductive contact based on the presence or absence of the electrical terminal of the member; a change in the voltage determined at the at least one conductive contact based on the presence or absence of the electrical terminal of the member.
  • an apparatus comprising: a connector for providing an electrical interface, the connector comprising an opening configured to receive a member; at least one first conductive contact located at least partially within the connector, the at least one first conductive contact comprising a first switch part configured to be coupled to at least one first electrical terminal from the member; at least one second conductive contact located at least partially within the connector, the at least one second conductive contact comprising a second switch part coupled to at least one second electrical terminal from the member; wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact.
  • a method comprising: providing a connector for providing an electrical interface, the connector comprising an opening configured to receive a member; providing at least one conductive contact located at least partially within the connector; modifying at least one property of the at least one conductive contact on receiving the member based on an electrical terminal of the member.
  • the method may further comprise detecting the at least one property of the at least one conductive contact.
  • the member may comprises at least two types of electrical terminal, modifying the at least one property of the at least one conductive contact is based on the type of the electrical terminal from the member and detecting the at least one property of the at least one conductive contact may comprise determining the type of electrical terminal based on determining the at least one property of the at least one conductive contact.
  • Providing at least one conductive contact located at least partially within the connector may comprise: coupling a first conductive contact to a first electrical terminal from the member, wherein the first conductive contact comprises a first switch part; coupling a second conductive contact to a second electrical terminal from the member, wherein the second conductive contact comprises a second switch part; operating a switch comprising the first switch part and the second switch part in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact.
  • the method may comprise providing at least one of the first switch part and second switch part comprising a contact area configured to receive the member and transition the switch from one mode to the other.
  • the method may comprise receiving at the contact area at least one of: the end or tip of the member; the circumference of the member.
  • the method may comprise receiving at the at least one of the first conductive contact and the second conductive contact a signal; and wherein detecting the at least one property of the at least one conductive contact comprises monitoring the other of the second conductive contact to determine the presence or absence of the signal.
  • the method may comprise generating the signal, wherein the signal comprises at least one of: a direct current signal; an alternating or pulsed signal.
  • Modifying at least one property of the at least one conductive contact on receiving the member based on an electrical terminal of the member may comprise at least one of: modifying an impedance determined at the at least one conductive contact based on the presence or absence of the electrical terminal of the member; modifying a current determined at the at least one conductive contact based on the presence or absence of the electrical terminal of the member; modifying the voltage determined at the at least one conductive contact based on the presence or absence of the electrical terminal of the member.
  • a method comprising: providing a connector for providing an electrical interface, the connector comprising an opening configured to receive a member; providing at least one first conductive contact located at least partially within the connector, the at least one first conductive contact comprising a first switch part configured to be coupled to at least one first electrical terminal from the member; providing at least one second conductive contact located at least partially within the connector, the at least one second conductive contact comprising a second switch part coupled to at least one second electrical terminal from the member; wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact.
  • an apparatus comprising: means for providing an electrical interface comprising an opening configured to receive a member; at least one conductive means located at least partially within the means for providing an electrical interface and configured to operate such that when the means for providing an electrical interface receives the member the at least one conductive means is coupled to an electrical terminal of the member and at least one property of the at least one conductive means is changed by the member.
  • the apparatus may further comprise means for detecting coupled to the at least one conductive means, wherein the means for detecting may be configured to determine the at least one property of the at least one conductive means.
  • the member may comprise at least two types of electrical terminal, the at least one property of the at least one conductive means may be changed based on the type of the electrical terminal from the member and wherein the means for detecting may be configured to determine the type of electrical terminal based on determining the at least one property of the at least one conductive means.
  • the at least one conductive means may comprise: a first conductive contact configured to be coupled to a first electrical terminal from the member, wherein the first conductive contact comprises a first switch part; a second conductive contact configured to be coupled to a second electrical terminal from the member, wherein the second conductive contact comprises a second switch part, wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact.
  • the at least one of the first switch part and second switch part may comprise a contact area configured to receive the member and transition the switch from one mode to the other.
  • the contact area may be configured to receive at least one of: the end or tip of the member; the circumference of the member.
  • the at least one conductive means may comprise: a first conductive contact configured to be coupled to a first electrical terminal from the member, wherein the first conductive contact comprises a first switch part; a second conductive contact configured to be coupled to a second electrical terminal from the member, wherein the second conductive contact comprises a second switch part, wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive contact to the second conductive contact and in a second mode to electrically uncouple the first conductive contact to the second conductive contact, and the at least one of the first conductive contact and the second conductive contact may be configured to receive a signal; and wherein the means for detecting may be configured to monitor the other of the second conductive contact to determine the presence or absence of the signal.
  • the apparatus may further comprise means for generating a signal, wherein the signal comprises at least one of: a direct current signal; an alternating or pulsed signal.
  • the means for providing an electrical interface may be a 4 pin audio connector, and the first conductive contact may be a left audio channel contact and the second conductive contact may be a right audio channel contact.
  • the means for providing an electrical interface may be a 4 pin audio connector, and the first conductive contact may be a microphone audio channel contact and the second conductive contact may be a ground audio channel contact.
  • the member may be an audio connector plug, the member may further comprise at least one of: the first electrical terminal is a microphone plug terminal and the second electrical terminal is a ground plug terminal; and the first electrical terminal is a left audio channel terminal and the second electrical terminal is a right audio channel terminal.
  • the apparatus may further comprise means for generating test signals, wherein the at least one conductive means may be configured to receive the test signal, and wherein the at least one property of the conductive means may be based on the test signals received at the at least one conductive means.
  • the apparatus may further comprise means for generating test signals, wherein the at least one conductive means may be configured to receive the test signal, and wherein the at least one property of the conductive means may be based on the test signals received at the at least one conductive means and the detecting means may be configured to determine the presence of the electrical terminal from the member by determining the modified test signal.
  • the test signal may comprise at least one of: a direct current or substantially static potential signal ; an alternating or pulsed signal.
  • the at least one property of the at least one conductive means may comprise at least one of: an impedance determined at the at least one conductive means; a current determined at the at least one conductive means; and a voltage determined at the at least one conductive means.
  • the at least one property of the at least one conductive means may comprise at least one of: an impedance determined at the at least one conductive means; a current determined at the at least one conductive means; and a voltage determined at the at least one conductive means and the at least one detector may be configured to determine at least one of: a change in the impedance determined at the at least one conductive means based on the presence or absence of the electrical terminal of the member; a change in the current determined at the at least one conductive means based on the presence or absence of the electrical terminal of the member; a change in the voltage determined at the at least one conductive means based on the presence or absence of the electrical terminal of the member.
  • an apparatus comprising: a means for providing an electrical interface, the means for providing an electrical interface comprising an opening configured to receive a member; at least one first conductive means located at least partially within the means for providing an electrical interface, the at least one first conductive means comprising a first switch part configured to be coupled to at least one first electrical terminal from the member; at least one second conductive means located at least partially within the means for providing an electrical interface, the at least one second conductive means comprising a second switch part coupled to at least one second electrical terminal from the member; wherein the first switch part and the second switch part form a switch configured to operate in a first mode to electrically couple the first conductive means to the second conductive means and in a second mode to electrically uncouple the first conductive means to the second conductive means.
  • An electronic device may comprise an apparatus as described above.
  • Embodiments of the present invention aim to address one or more of the above problems.
  • Figure 1 illustrates a schematic block diagram of an apparatus according to some embodiments
  • Figure 2 illustrates a schematic sectioned projection of an example connector socket suitable for employing in a detection apparatus
  • Figure 3 illustrates a schematic detection apparatus comprising the example connector socket shown in Figure 2;
  • Figure 4 illustrates a flow diagram showing the operation of the example detection apparatus shown in Figure 3;
  • Figure 5 illustrates a schematic view of a further example connector socket suitable for employing in a detection apparatus, and illustrates a detail of the socket when unplugged and when plugged;
  • Figure 6 illustrates a schematic sectioned view of another further example connector socket when unplugged and plugged
  • Figure 7 illustrates a schematic detection apparatus comprising the example connector socket shown in Figures 5 and 6;
  • Figure 8 illustrates a further schematic detection apparatus comprising the example connector socket shown in Figures 5 and 6;
  • Figure 9 illustrates another schematic detection apparatus comprising the example connector socket shown in Figures 5 and 6.
  • the audio or audio-video connector typically is configured to receive a number of different plugs and detect the type of plug which has been inserted in order to interface with the component at the other 'end' of the interface.
  • the audio or audio-video connector can be configured to operate as a mono 3.5mm audio connector, when a mono 3.5mm audio plug is inserted, a mono handsfree device when a mono out and microphone input 3.5mm audio plug is inserted, a stereo 3.5 audio connector when a stereo 3.5mm audio plug is inserted and a 4 audio connector when a 4 audio plug is inserted.
  • the audio connector is typically provided with between 5 to 7 pins, including a Microphone (Mic), Ground (GND), Left output (SPK_L), Right output (SPK_R), and detecting pins configured to detect the type of plug inserted into the socket.
  • Mic Microphone
  • GND Ground
  • SPK_L Left output
  • SPK_R Right output
  • detecting pins configured to detect the type of plug inserted into the socket.
  • the concept with respect to the embodiments described herein is to provide a connector or socket (or means for providing an electrical interface) with only 4 mechanical pins are provided (and therefore enabling a significant saving in volume but maintaining the flexibility in operation and without compromising the audio quality of the jack, connector or socket.
  • the connector comprises an opening configured to receive the member or plug.
  • the connector further comprises at least one conductive contact located at least partially within the connector and configured to operate such that when the connector receives the member the at least one conductive contact is coupled to an electrical terminal of the member or plug and at least one property of the at least one conductive contact is changed or is modified by the member. In other words at least one property of the at least one conductive contact is configured by the member.
  • the property of the at least one conductive contact of the connector can in some embodiments be detected by at least one detector or means of detecting the property (or change of property) coupled to the at least one conductive contact.
  • the property of the at least one conductive contact can be any suitable electrical property.
  • the property can be resistance or impedance determined at the at least one conductive contact.
  • the change or modification of resistance or impedance can be detected at the at least one conductive contact based on the presence, absence or type of electrical terminal of the member of plug.
  • a headphone or speaker will typically be rated with a low resistance, such as 4 or 8 ohms, which can change or modify an inherent resistance or impedance of the at least one conductive contact, whereas a microphone will typically be a higher resistance and the absence of the plug can be detected as a high resistance or open circuit.
  • the property or modification or change in property can be a current determined at the at least one conductive contact.
  • a test signal can be used and the modification or change in the test signal current (which can be an alternating or static test signal) caused by the presence, absence or type of electrical terminal of the member of plug is configured to be detected.
  • the property or modification or change in property can be a voltage or potential determined at the at least one conductive contact.
  • a test signal can be used and the modification or change in the test signal voltage or potential (which can be an alternating or static test signal) caused by the presence, absence or type of electrical terminal of the member of plug is configured to be detected.
  • Figure 1 shows a schematic representation of an electronic device or apparatus 10 comprising a suitable loudspeaker/microphone connector 1 1 .
  • the suitable loudspeaker/microphone connector can represent any suitable connector/port/socket/jack 1 1 .
  • the connector/port/socket/jack 1 1 can comprise an earphone/microphone connector.
  • the suitable port/socket/jack 1 1 may be any suitable size or configuration.
  • a 4 pin 3.5mm audio connector is used to explain the implementation of embodiments.
  • the apparatus 10 in some embodiments can be a mobile phone, portable audio device, or other means for outputting or playing sound.
  • the apparatus 10 has a suitable connector/port/socket/jack 1 1 coupling the apparatus to the exterior environment.
  • the apparatus 10 is in some embodiments a mobile terminal, mobile phone or user equipment for operation in a wireless communication system.
  • the apparatus 10 is any suitable electronic device configured to generate sound, such as for example a digital camera, a portable audio player (mp3 player), a portable video player (mp4 player) and a portable computer, for example a laptop PC.
  • the apparatus 10 can be any suitable audio or audio subsystem component or any suitable audio capture/audio rendering device
  • the apparatus 10 comprises a sound generating/receiving module 19 which is linked to a processor 15.
  • the processor 15 can be configured to execute various program codes.
  • the implemented program codes may comprise a code for controlling the outputting and receiving of audio (or other) signals or the detection or determination of the type of plug inserted into the apparatus and the controlling the outputting and receiving of audio (or other) signals based on the type of plug detected.
  • the implemented program codes 17 in some embodiments can be stored for example in the memory 1 6 for retrieval by the processor 15 whenever needed.
  • the memory 1 6 could further provide a section 18 for storing data, for example data that has been processed in accordance with the embodiments.
  • the code can, in some embodiments, be implemented at least partially in hardware or firmware.
  • the processor 15 is linked via a digital-to-analogue converter/analogue-to-digital converter (DAC/ADC) 12 to the transducer 1 1 .
  • the digital-to-analogue converter/analogue-to-digital converter (DAC/ADC) 12 can be any suitable converter.
  • the processor 15 can be further linked to a transceiver (TX/RX) 13, to a user interface (Ul) 14 and to a display (not shown).
  • the user interface 14 can enable a user to input commands or data to the apparatus 10. Any suitable input technology can be employed by the apparatus 10. It would be understood for example the apparatus in some embodiments could employ at least one of a keypad, keyboard, mouse, trackball, touch screen, joystick and wireless controller to provide inputs to the apparatus 10.
  • FIG. 2 a partially sectioned view of an example connector or audio jack (or socket) is shown.
  • the view shows the 3.5 mm audio connector 1 1 which comprises a moulding or casing containing support elements 1 10 for mounting the audio connector on a suitable support structure such as printed wiring board/printed circuit board/flexible printed circuit or a casing.
  • the audio connector 1 1 is shown comprising four pins/external electrical contacts which are configured to be coupled to associated parts of the printed wiring board/ printed circuit board/flexible printed circuit and to an audio member or plug and thus configured to electrically couple external components to the apparatus printed wiring board/printed circuit board/flexible printed circuit and furthermore other components on the printed wiring board/printed circuit board/flexible printed circuit such as processors, analogue to digital converters, digital to analogue converters.
  • the audio connector 1 1 shown in Figure 2 and described herein is one suitable for receiving a four contact audio plug, and therefore coupling a left and right audio channel, an input microphone channel and a common ground channel.
  • the audio connector can be configured to receive other types of audio plug and determine which type of plug has been inserted.
  • the audio connector pins enable electrical and/or mechanical determination of the type of plug inserted. For example whether a four conductor point plug has been inserted (suitable for providing stereo out and microphone and signalling) and furthermore in some embodiments the type of four conductor point plug inserted for example whether the plug is an AHJ (American headset tack) standard or a OMTP (open Mobile Terminal Platform) standard headset.
  • AHJ American headset tack
  • OMTP open Mobile Terminal Platform
  • the audio connector 1 1 in Figure 2 is shown comprising (in order from the audio connector opening for receiving the audio plug) a microphone (Mic) pin 105, a ground (GND) pin 107, a right audio (or speaker SPK_R) pin 109 and a left audio (or speaker SPK_L) pin 1 1 1 .
  • the pin can be located at the opening of the connector. Furthermore in some embodiments the pin is located proud or protruding from of the opening of the connector such that the contact connects with the plug or member as the plug or member is inserted into the connector.
  • the terminal is configured to be coupled to an external device via the plug or member, and further configured to transmit a signal from the connector to the external device via the plug or member.
  • the member or plug is coupled to the connector (and therefore any contact located at least partially within the connector).
  • the term coupled can be exchanged by any suitable term such as for example, connected, linked, associated, joined, attached, united and interfaced.
  • the plug or member (and any associated electrical terminal of the plug or member) is therefore a removable, detachable, changeable component with respect to the connector.
  • a first detecting apparatus example of the implementation of detecting the plug with respect to the 4 pin audio connector shown in Figure 2 is shown.
  • the example of the implementation of detecting the plug is shown with respect to the 4 pin audio connector shown in Figure 2.
  • the detecting apparatus as shown in Figure 2 comprises the 4 pin audio connector 1 1 comprising the microphone (Mic) pin 105, a ground (GND) pin 107, a right audio (or speaker SPK R) pin 109 and a left audio (or speaker SPK_L) pin 1 1 1 .
  • the ground (GND) pin 107 is coupled to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the microphone (Mic) pin 105 is coupled to the baseband microphone connection 203 (the audio signal input) via a dc block capacitor 202.
  • the dc block capacitor 202 can in some embodiments be of the order of 220nF.
  • the microphone (Mic) pin 105 is coupled via a transient-voltage-suppression (TVS) diode or Electrostatic discharge (ESD) diode 205 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 to protect the apparatus from electrostatic discharge from any plug or connector having a significant discharge potential (as the microphone pin is the pin closest to the opening of the connector and therefore likely to contact the plug on insertion first).
  • the microphone (Mic) pin 105 is coupled via a microphone bias resistor (R1 ) 207 to a microphone bias potential 209. In the example shown in Figure 3 the microphone bias potential is 1 .8V and the microphone bias resistor 207 is 100 ohms.
  • the right audio (or speaker SPK R) pin 1 09 is coupled to the baseband right audio or speaker connection 21 1 (the right channel audio signal input) via a right channel output dc block capacitor 21 3.
  • the right channel output dc block capacitor 21 3 can in some embodiments be of the order of 47 ⁇ .
  • the right audio (or speaker SPK R) pin 1 09 is coupled via a right channel output pull down resistor 21 5 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the right channel output pull down resistor 21 5 is 1 0 kQ.
  • the left audio (or speaker SPK_L) pin 1 1 1 is coupled to the baseband left audio or speaker connection 221 (the left channel audio signal input) via a left channel output dc block capacitor 223.
  • the left channel output dc block capacitor 223 can in some embodiments be of the order of 47 ⁇ .
  • the left audio (or speaker SPK_L) pin 1 1 1 is coupled via a left channel output pull down resistor 425 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the left channel output pull down resistor 225 is 220WQ.
  • the left audio (or speaker SPK_L) pin 1 1 1 is further coupled to a first (detection) general purpose input output port (GPIOJN) connection 421 via a first GPIO port resistor 427.
  • the first GPIO port resistor 243 can in some embodiments be of the order of 1 0kQ.
  • the left audio (or speaker SPK_L) pin 1 1 1 is further coupled to a second (detection) general purpose input output port (GPIO_OUT) connection 423 via a second GPIO port resistor 429.
  • the second GPIO port resistor 243 can in some embodiments be of the order of 22kQ.
  • the use of two GPIO connections can be configured to detect audio plugging even when outputting audio signals.
  • the second detection connection GPIO
  • GPIO_Out is configured to be initialised as a high value when unplugged.
  • the first detection connection is configured to operate as an 'plugged' interrupt input in that the detection apparatus can be configured to trigger an interrupt indicating the detection of a plug when the first detection connection detects a falling edge or active low value which is produced when the plug and speaker is 'plugged' in.
  • the detection apparatus determines that the first detection connection (GPIOJN) is an active low then the first detection connection (GPIOJN) is used also as an 'unplugged' interrupt input in that the detection apparatus can be configured to trigger an interrupt indicating the detection of no plug or an unplugging when the first detection connection detects a rising edge or active high value which is produced by the effect of the second detection connection (GPIO_OUT) charging up the connector pin.
  • the second detection connection (GPIO) (GPIO_Out) can be configured to output a test signal.
  • An example of a test signal is a pulse waveform (with a high value of less than 12.5 ⁇ and a periodicity of 1 s).
  • the first detection connection can be configured to monitor the potential or current of the channel such that the detection apparatus can be configured to trigger an interrupt indicating the detection of a plug when the first detection connection fails to detect the input pulse signal which is caused when the plug and speaker is 'plugged' in.
  • the first detection connection can be used by the detection apparatus to trigger an interrupt indicating the detection of no plug or an unplugged state when the first detection connection detects a rising edge or active high value caused by the test signal pulse.
  • the test pulse example furthermore reduces the power consumption of the apparatus as the connection is 'powered' only for a fraction of the cycle time.
  • test signal frequency is above 40kHz and thus above the frequency range of human hearing (or reproduction by the transducers/speakers).
  • first detection connection can be employed as either an interrupt or normal input port.
  • FIG. 4 a flow diagram showing the operation of the detecting apparatus such as shown in Figure 3 is shown.
  • the apparatus while the apparatus is powering on the detection and control apparatus can be configured to start to output the test signal via the GPIO_Out connection 423 and to further configure the detect (GPIOJN) connection as an input port.
  • the operation of initialising the detecting apparatus is shown in Figure 4 by step 301 .
  • the detect connection receives the test signal and the interrupt is not triggered.
  • step 303 The operation of detecting that the audio plug is not plugged in by detecting the test signal is shown in Figure 4 by step 303.
  • the audio output impedance (for example an audio speaker impedance is around 8 ohms) causes the detect connection (GPIOJN) to effectively be grounded.
  • the grounding prevents the detection of the test signal or in other words detect the absence of the test signal causing an interrupt to be triggered.
  • the detecting of the audio plug by the triggering of the interrupt caused by the detection of the absence of the test signal at the connection is shown in Figure 4 by step 305.
  • the detect connection can then detect the test signal which enables the apparatus to determine that the plug has been "Unplugged".
  • the detect connection (GPIOJN) remains low and the absence of the test signal enables the apparatus to determine that the audio plug is still there.
  • Figure 5 shows an opaque/partially transparent view of an example audio connector 1 1 configured to receive a 3.5 mm audio connector plug 551 .
  • the audio connector 1 1 comprises a moulding or casing containing the four pins/external contracts which are configured to be coupled to associated parts of a printed wiring board/printed circuit board/flexible printed circuit and to the audio plug and thus configured to electrically couple external components to the apparatus printed wiring board/printed circuit board/flexible printed circuit.
  • the coupling enables other components on the printed wiring board/printed circuit board/flexible printed circuit such as processors, analogue to digital converters, digital to analogue converters to be coupled to the external components.
  • the audio connector 1 1 shown in Figure 5 and described herein is one suitable for receiving a four contact audio plug, and therefore coupling a left and right audio channel, an input microphone, channel and a common ground channel.
  • the audio connector can be configured to receive other types of audio plug and determine which type of plug has been inserted.
  • the audio connector 1 1 as shown in Figure 6 comprises (in order from the audio connector opening for receiving the audio plug) a microphone (MIC) pin/connector 505, a ground (GND) pin/connector 507, a right audio (or speaker SPK_R) pin/connector 509 and a left audio (or speaker SPK_L) pin/connector 51 1 .
  • MIC microphone
  • GND ground
  • SPK_R right audio
  • SPK_L left audio
  • FIG. 5 shows a first switch contact 513 or first switch part which is mechanically and electrically coupled to the left audio (or speaker) pin/connector 51 1 and a second switch contact 515 or second switch part mechanically and electrically coupled to the right audio (or speaker) pin/connector 509.
  • first switched contact or first switch part 513 and second switch contact or second switch part 515 are shown in further with respect to Figure 5 which show a partially sectioned detail view of the audio connector 1 1 from the direction shown by the sectioning arrow 599.
  • the connector 1 1 is shown sectioned and unplugged (from a direction 599).
  • the view shows the left audio pin/connector 51 1 and the first switch contact or first switch part 613 are formed from the same moulding, the first switch contact or first switch part 613 being a bent or curved portion of the left audio pin/connector 51 1 .
  • the right audio pin/connector and the second switch contact or second switch part 615 are formed from the same part, the second switch contact or second switch part 615 being a bent/curved extension or portion of the right audio channel pin/connector 509.
  • the first switch contact or first switch part is configured to partially overlap/overlie or otherwise be in contact with the second switch contact or second switch part 615 when at rest (or in an unplugged condition or mode) and form an electrical connection between the left audio pin/connector 51 1 and the right audio pin/connector 509. In other words form a closed switch 651 .
  • the left audio pin/connector 509 and the right audio pin/connector 51 1 are held in place by a retaining pin 601 (shown in Figure 5 bottom left and right as a resilient member locating the pin/connectors such that they are fixed at one end of the switch connector but enabling the other end to move when a force is applied.
  • a retaining pin 601 shown in Figure 5 bottom left and right as a resilient member locating the pin/connectors such that they are fixed at one end of the switch connector but enabling the other end to move when a force is applied.
  • the connector 1 1 shown at the top of Figure 5 is shown following the insertion or plugging of the audio plug 551 .
  • the audio plug 551 when inserted or plugged into the connector 1 1 is configured to contact at least part of the first switch contact or first switch part 713 and force the first switch contact or first switch part away from the second switch contact or second switch part 715 and therefore opening the switch and connection between the left audio pin/connector 509 and the left audio pin/connector 51 1 .
  • the example shown herein shows a mechanical switch between the left audio pin/connector 51 1 and the right audio pin/connector 509 it would be understood that the mechanical switch configured to detect the insertion or plugging in of the plug can be configured to open or close any combination of pins. Furthermore although in the example shown herein there is one mechanical switch it would be understood that in some embodiments there can be at least one mechanical switch.
  • Figure 5 show a kinked or indented portion configured to operate as a contact bridge 671 between the left and right audio channels the contact portion can be formed from a straight portion or other design.
  • Figure 5 show a contact bridge or mechanical switch 671 configured to operate based on the radius or diameter (width) of the plug it would be understood that in some embodiments the contact bridge or mechanical switch can be configured to operate based on the length of the plug.
  • Figure 6 shows a further example contact bridge or mechanical switch.
  • Figure 6 shows a further example connector according to some embodiments wherein the sectioned connector comprises a microphone pin/connector 805, a ground pin/connector 807, a right audio (Ear R) pin/connector 809 and a left audio (Ear L) pin/connector 81 1 .
  • the connector comprises a first switched contact or first switch part 813, connected to the left audio pin/connector 81 1 configured to operate as a static switch contact and the second switch connector or second switch part 815, which is coupled to the right audio pin/connector 809 is configured to operate as the dynamic or actuator contact.
  • the second switch connector or second switch part 815 in the example shown herein comprises a bumper (the moulding plastic bumper 819) configured to receive the tip or end of the audio plug when inserted and force the second switch contact or second switch part 815 away from the first switched contact or first switch part 813 disconnecting or opening the switch or contact bridge.
  • the second switch contact or second switch part 815 is a resilient wire or strip which in its resting position partially overlaps or contacts the first switched contact or first switch part 813 and thus when the switch is closed electrically the left audio pin/connector 81 1 is electrically coupled to the right audio pin/connector 809.
  • the plug 551 comprises a tip or end which when inserted into the audio connector contacts the bumper 819 forcing the movable switch contact (or movable switch part) 815 away from the static contact (or static switch part) 813.
  • the contact bridge or switch is open disconnecting the left audio pin/connector 81 1 from the right audio pin/connector 809.
  • FIG. 7 the operation of a connector 101 1 such as shown in Figures 5 and 6 comprising a contact bridge or switch between the left and right audio channel pins/connectors.
  • the detecting apparatus as shown in Figure 7 comprises the 4 pin audio connector 101 1 comprising the microphone (Mic) pin 505/805, a ground (GND) pin 507/807, a right audio (or speaker SPK_R) pin 509/809 and a left audio (or speaker SPK_L) pin 51 1 /81 1 .
  • the ground (GND) pin 507/807 is coupled to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the microphone (Mic) pin 505/805 is coupled to the baseband microphone connection 203 (the audio signal input) via a dc block capacitor 202.
  • the dc block capacitor 202 can in some embodiments be of the order of 220nF.
  • the microphone (Mic) pin 105 is coupled via a transient-voltage-suppression (TVS) diode or Electrostatic discharge (ESD) diode 205 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 to protect the apparatus from electrostatic discharge from any plug or connector having a significant discharge potential (as the microphone pin is the pin closest to the opening of the connector and therefore likely to contact the plug on insertion first).
  • TVS transient-voltage-suppression
  • ESD Electrostatic discharge
  • the microphone (Mic) pin 505/805 is coupled via a microphone bias resistor (R1 ) 207 to a microphone bias potential 209.
  • the microphone bias potential is 1 .8V and the microphone bias resistor 207 is 100 ohms.
  • the right audio (or speaker SPK_R) pin 509/809 is coupled to the baseband right audio or speaker connection 21 1 (the right channel audio signal input) via a right channel output dc block capacitor 213.
  • the right channel output dc block capacitor 213 can in some embodiments be of the order of 47 ⁇ .
  • the right audio (or speaker SPK_R) pin 109 is coupled via a right channel output pull down resistor 101 5 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the right channel output pull down resistor 1 015 is 1 ⁇ .
  • the right audio (or speaker SPK_R) pin 509/809 is coupled to a detect output connection 1 023 (GPIO_Out) via a first detect resistor 1029.
  • the first detect resistor 1 029 is 220WQ.
  • the left audio (or speaker SPK_L) pin 51 1 /81 1 is coupled to the baseband left audio or speaker connection 221 (the left channel audio signal input) via a left channel output dc block capacitor 223.
  • the left channel output dc block capacitor 223 can in some embodiments be of the order of 47 ⁇ .
  • the left audio (or speaker SPK_L) pin 51 1 /81 1 is coupled via a left channel output pull down resistor 1 025 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the left channel output pull down resistor 1 025 is 1 ⁇ .
  • the left audio (or speaker SPK_L) pin 51 1 /81 1 is further coupled to a detect input (detection) (DET) connection 1021 via a second detection resistor 1 027.
  • the second detection resistor 1027 can in some embodiments be of the order of 220kQ.
  • the detect output connection (GPIO_Out) and detect input (DET) connection can be configured to detect audio plugging and unplugging even when outputting audio signals.
  • the detect output connection (GPIO_Out) is configured to be initialised as a high value. When unplugged the contact bridge closes the connection between the detect output connection (GPIO_Out) and the detect input (DET) connection such that the high level output by the detect output connection (GPIO_Out) is detected by the detect input (DET) connection.
  • the detect input (DET) connection can in some embodiments operate as an 'plugged' interrupt input in that the detection apparatus can be configured to trigger an interrupt indicating the detection of a plug when the detect input connection detects a falling edge or active low value which is produced by the opening of the contact bridge/switch the plug is 'plugged' in.
  • the detect connection (DET) is used also as an 'unplugged' interrupt input in that the detection apparatus can be configured to trigger an interrupt indicating the detection of no plug or an unplugging when the detect connection detects a rising edge or active high value which is produced by the effect of the closing of the contact bridge/switch when the plug is removed enabling the detect output connection (GPIO_OUT) to be coupled to the detect connection (DET).
  • the detect output connection can be a test (pulsed or otherwise changing or alternating) signal rather than a d.c. signal providing that the signal effect is either below or above the human hearing threshold.
  • the detect connection can be configured to monitor the potential or current of the channel such that the detection apparatus can be configured to trigger an interrupt indicating the detection of a plug when the first detection connection fails to detect the test signal which is caused when the plug and speaker is 'plugged' in.
  • Figure 8 shows an example detect apparatus comprising a connector 1 1 12 comprising two contact bridges or switches.
  • the connector 1 1 12 shown in Figure 12 comprises a first contact bridge or switch 1 171 between the left 1 1 1 1 and right 1 109 audio channel pins/connectors and a second contact bridge or switch 1 173 between the microphone (Mic) pin 1 105 and the ground (GND) pin 1 107.
  • Mic microphone
  • GND ground
  • the detecting apparatus as shown in Figure 8 comprises the 4 pin audio connector 1012 comprising the microphone (Mic) pin 1 105, a ground (GND) pin 1 107, a right audio (or speaker SPK_R) pin 1 109 and a left audio (or speaker SPK_L) pin 1 1 1 1 .
  • the ground (GND) pin 1 107 is coupled to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the microphone (Mic) pin 1 105 is coupled to the baseband microphone connection 203 (the audio signal input) via a dc block capacitor 202.
  • the dc block capacitor 202 can in some embodiments be of the order of 220nF.
  • the microphone (Mic) pin 1 105 is coupled via a transient-voltage-suppression (TVS) diode or Electrostatic discharge (ESD) diode 205 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 to protect the apparatus from electrostatic discharge from any plug or connector having a significant discharge potential (as the microphone pin is the pin closest to the opening of the connector and therefore likely to contact the plug on insertion first).
  • TVS transient-voltage-suppression
  • ESD Electrostatic discharge
  • the microphone (Mic) pin 1 105 is coupled via a microphone bias resistor (R1 ) 207 to a microphone bias potential 209.
  • the microphone bias potential is 1 .8V and the microphone bias resistor 207 is 100 ohms.
  • the microphone (Mic) pin 1 105 is further coupled to the microphone detect connection 1 103.
  • the right audio (or speaker SPK R) pin 1 109 is coupled to the baseband right audio or speaker connection 21 1 (the right channel audio signal input) via a right channel output dc block capacitor 213.
  • the right channel output dc block capacitor 213 can in some embodiments be of the order of 47 ⁇ .
  • the right audio (or speaker SPK_R) pin 1 109 is coupled via a right channel output pull down resistor 1 1 15 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 .
  • the right channel output pull down resistor 1 1 1 5 is 1 ⁇ .
  • the right audio (or speaker SPK_R) pin 1 1 09 is coupled to a detect output connection 1 1 23 (GPIO_Out) via a first detect resistor 1 1 29.
  • the first detect resistor 1 1 29 is 220WQ.
  • the left audio (or speaker SPK_L) pin 1 1 1 1 is coupled to the baseband left audio or speaker connection 221 (the left channel audio signal input) via a left channel output dc block capacitor 223.
  • the left channel output dc block capacitor 223 can in some embodiments be of the order of 47 ⁇ .
  • the left audio (or speaker SPK_L) pin 1 1 09 is coupled via a left channel output pull down resistor 1 1 25 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 . In the example shown in Figure 8 the left channel output pull down resistor 1 1 25 is 1 ⁇ .
  • the left audio (or speaker SPK_L) pin 1 1 1 1 is further coupled to a detect input (detection) (DET) connection 1 1 21 via a second detection resistor 1 1 27.
  • the second detection resistor 1 1 27 can in some embodiments be of the order of 220kQ.
  • the detect output connection (GPIO_Out) and detect input (DET) connection can be configured to detect audio plugging and unplugging even when outputting audio signals.
  • the detect output connection (GPIO_Out) is configured to be initialised as a high value. When unplugged the contact bridge closes the connection between the detect output connection (GPIO_Out) and the detect input (DET) connection such that the high level output by the detect output connection (GPIO_Out) is detected by the detect input (DET) connection.
  • the detect input (DET) connection can in some embodiments operate as an 'plugged' interrupt input in that the detection apparatus can be configured to trigger an interrupt indicating the detection of a plug when the detect input connection detects a falling edge or active low value which is produced by the opening of the contact bridge/switch the plug is 'plugged' in.
  • the detect connection (DET) is used also as an 'unplugged' interrupt input in that the detection apparatus can be configured to trigger an interrupt indicating the detection of no plug or an unplugging when the detect connection detects a rising edge or active high value which is produced by the effect of the closing of the contact bridge/switch when the plug is removed enabling the detect output connection (GPIO_OUT) to be coupled to the detect connection (DET).
  • the microphone detect connection can be used to detect audio plugging and unplugging even when outputting audio signals.
  • the detect output connection (GPIO_Out) and detection connection (DET) is disabled or made high impedance when it determined that there is a plug plugged in (for example from the example detection described herein) and there are audio signals being output.
  • the microphone detect connection is then monitored, when the plug is still plugged in then the microphone detect connection registers a high value (caused by the pull up resistor R1 ) and that the second contact bridge or switch 1 173 is open. However when the plug is unplugged the second contact bridge or switch 1 173 closes the connection between the microphone detect (Mic_DET) and the ground (GND) connection causing the microphone detect (Mic_DET) connection to go low.
  • the microphone input can be used as an input then in some embodiments further checks can be implemented in to prevent false unplugging detection.
  • the microphone detect connection Mic_DET
  • the plug is still there.
  • the microphone detect connection Mic DET
  • GPIO_Out detect output connection
  • DET detection connection
  • the detection apparatus can be configured to detect plugging and unplugging using different contact bridge or switch circuits.
  • the ME Switch 1 1 171 is configured to detect plug in and the ME Switch 2 1 173 is configured to detect plug out.
  • SPK_R right audio connections
  • SPK_L left audio connections
  • a further example detection apparatus is shown wherein the contact bridge or switch is coupled between one of the audio channel contacts and the microphone contact.
  • the connector 121 1 shown in Figure 9 comprises a first contact bridge or switch 1271 between the left 121 1 audio channel pin/connector and the microphone (Mic) pin 1205.
  • the microphone (Mic) pin 1205 is coupled to the baseband microphone connection 203 (the audio signal input) via a dc block capacitor 202.
  • the dc block capacitor 202 can in some embodiments be of the order of 220nF.
  • the microphone (Mic) pin 2105 is coupled via a microphone bias resistor (R1 ) 1207 to a microphone bias potential 209.
  • the microphone bias potential is 1 .8V and the microphone bias resistor 1207 is 1 k ohms.
  • the left audio (or speaker SPK L) pin 121 1 is coupled to the baseband left audio or speaker connection 221 (the left channel audio signal input) via a left channel output dc block capacitor 1213.
  • the left channel output dc block capacitor 1213 can in some embodiments be of the order of 47 ⁇ .
  • the left audio (or speaker SPK_L) pin 121 1 is coupled via a left channel output pull down resistor 1215 to the printed wiring board/printed circuit board/flexible printed circuit ground 201 . In the example shown in Figure 1 1 the left channel output pull down resistor 1215 is 220kQ.
  • the left audio (or speaker SPK_L) pin 121 1 is further coupled to a detect input (detection) (DET) connection 1203.
  • DET detect input
  • the mechanical logic or operation of the contact bridge or switch in such an example is that while the plug is unplugged or out of the connector the spring or resilient member within the switch or contact bridge (ME Switch 1 1271 ) is contacted (in other words the switch is ON or closed) and when the plug is in the connector the spring or resilient member is de-contacted (in other words the switch is OFF or open).
  • the detect contact (DET) when the switch is ON, the detect contact (DET) is pulled up by the Microphone Bias potential and is therefore a 'High' input. While when the switch is OFF, the detect contact (DET) is grounded by the pull down resistor (R2) and therefore has a 'LOW value.
  • the SPK_L output after capacitor would typically be within +/- 0.3V and thus is still 'LOW as far as the detect connection (DET) determines and therefore there would be no change.
  • the switch becomes 'ON', and the detection connection (DET) is pulled up to a 'HIGH' input again.
  • portable device is user equipment.
  • the user equipment is intended to cover any suitable type of wireless user equipment, such as mobile telephones, portable data processing devices or portable web browsers.
  • the various embodiments may be implemented in hardware or special purpose circuits, software, logic or any combination thereof. Some aspects of the invention may be implemented in hardware, while other aspects may be implemented in firmware or software which may be executed by a controller, microprocessor or other computing device, although the invention is not limited thereto.
  • the embodiments of this invention may be implemented by computer software executable by a data processor of the mobile device, such as in the processor entity, or by hardware, or by a combination of software and hardware.
  • the method of manufacturing the apparatus may be implemented with processor executing a computer program.
  • any blocks of the logic flow as in the Figures may represent program steps, or interconnected logic circuits, blocks and functions, or a combination of program steps and logic circuits, blocks and functions.
  • the software may be stored on such physical media as memory chips, or memory blocks implemented within the processor, magnetic media such as hard disk or floppy disks, and optical media such as for example DVD and the data variants thereof, CD.
  • the memory may be of any type suitable to the local technical environment and may be implemented using any suitable data storage technology, such as semiconductor-based memory devices, magnetic memory devices and systems, optical memory devices and systems, fixed memory and removable memory.
  • the data processors may be of any type suitable to the local technical environment, and may include one or more of general purpose computers, special purpose computers, microprocessors, digital signal processors (DSPs), application specific integrated circuits (ASIC), gate level circuits and processors based on multi-core processor architecture, as non-limiting examples.
  • Embodiments of the inventions may be practiced in various components such as integrated circuit modules.
  • the design of integrated circuits is by and large a highly automated process.
  • Complex and powerful software tools are available for converting a logic level design into a semiconductor circuit design ready to be etched and formed on a semiconductor substrate.
  • Programs such as those provided by Synopsys, Inc. of Mountain View, California and Cadence Design, of San Jose, California automatically route conductors and locate components on a semiconductor chip using well established rules of design as well as libraries of pre-stored design modules.
  • the resultant design in a standardized electronic format (e.g., Opus, GDSII, or the like) may be transmitted to a semiconductor fabrication facility or "fab" for fabrication.
  • circuitry refers to all of the following:
  • circuits such as a microprocessor(s) or a portion of a microprocessor(s), that require software or firmware for operation, even if the software or firmware is not physically present.
  • circuitry' applies to all uses of this term in this application, including any claims.
  • the term 'circuitry' would also cover an implementation of merely a processor (or multiple processors) or portion of a processor and its (or their) accompanying software and/or firmware.
  • the term 'circuitry' would also cover, for example and if applicable to the particular claim element, a baseband integrated circuit or applications processor integrated circuit for a mobile phone or similar integrated circuit in server, a cellular network device, or other network device.

Landscapes

  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

L'invention concerne un appareil comprenant: un connecteur pour fournir une interface électrique, le connecteur comprenant une ouverture configurée pour recevoir un élément; au moins un contact conducteur situé au moins partiellement à l'intérieur du connecteur et configuré pour fonctionner de telle manière que lorsque le connecteur reçoit l'élément, ledit contact conducteur soit couplé à une borne électrique de l'élément et au moins une propriété dudit contact conducteur soit modifiée par l'élément.
PCT/CN2013/087598 2013-11-21 2013-11-21 Connecteur audio interactif WO2015074212A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/087598 WO2015074212A1 (fr) 2013-11-21 2013-11-21 Connecteur audio interactif

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Application Number Priority Date Filing Date Title
PCT/CN2013/087598 WO2015074212A1 (fr) 2013-11-21 2013-11-21 Connecteur audio interactif

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WO2015074212A1 true WO2015074212A1 (fr) 2015-05-28

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN110996782A (zh) * 2017-08-18 2020-04-10 伯斯有限公司 耳内电势传感器

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CN1591996A (zh) * 2003-09-03 2005-03-09 金宝电子工业股份有限公司 影音界面插座与耳机线插座共用的侦测装置及方法
CN201478639U (zh) * 2009-07-22 2010-05-19 实盈电子(东莞)有限公司 语音插座连接器
CN201498827U (zh) * 2009-08-13 2010-06-02 国基电子（上海）有限公司 耳机插座
US7901251B1 (en) * 2009-11-13 2011-03-08 Cheng Uei Precision Industry Co., Ltd. Audio connector

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Publication number Priority date Publication date Assignee Title
CN1591996A (zh) * 2003-09-03 2005-03-09 金宝电子工业股份有限公司 影音界面插座与耳机线插座共用的侦测装置及方法
CN201478639U (zh) * 2009-07-22 2010-05-19 实盈电子(东莞)有限公司 语音插座连接器
CN201498827U (zh) * 2009-08-13 2010-06-02 国基电子（上海）有限公司 耳机插座
US7901251B1 (en) * 2009-11-13 2011-03-08 Cheng Uei Precision Industry Co., Ltd. Audio connector

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