CN1272759A - Earphone wireless telephone system - Google Patents
Earphone wireless telephone system Download PDFInfo
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- CN1272759A CN1272759A CN 00118055 CN00118055A CN1272759A CN 1272759 A CN1272759 A CN 1272759A CN 00118055 CN00118055 CN 00118055 CN 00118055 A CN00118055 A CN 00118055A CN 1272759 A CN1272759 A CN 1272759A
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Abstract
To improve the transmission efficiency of a voice signal by uniting a microphone, a speaker, etc., into one, making a handset an earphone shape, separating the handset from a telephone set main body by radio and mounting a keypad on the telephone set main body. In a handset in an earphone-shaped radio telephone system, a speaker housing part is formed projectingly from a base frame, and a microphone is provided internally at the end of an extended rod provided on another side face of the base frame. A keypad 202 is provided in the main body 200 of the earphone-shaped radio telephone set system, and a displaying part 203 where light emitting elements are arranged is formed at its adjacent position. The controlling part of the body 200 judges a hook-off state to be initialized, analyzes and processes information inputted from the keypad 202, controls the display state of the part 203, feeds supplied drive power to each configuration block and generally controls each configuration block at the same time. A station line matching part makes impedance with a station line matched and enables a telephone to be used.
Description
The present invention relates to a kind of earphone wireless telephone system, exactly, the present invention relates to the earphone wireless telephone system that the autodialer of a kind of main frame, earphone-type transmitter/receiver and phone separates, this main frame comprises a dialing keyboard, this transmitter/receiver comprises a microphone, an antenna and a loud speaker, this autodialer comprises a dialing keyboard, and the user just can carry this telephone system and user easily and the time can more freely take action in conversation thus.
In addition, the present invention relates to a kind of earphone wireless telephone system, wherein the voice tube of antenna and acoustic conductivity tone signal is installed in one to stretch out transmitter/receiver outer and be equipped with in the extension rod of a microphone, has improved the reception conducting effect of voice signal thus.
In general, phone be the remote conversation of a kind of user of permission for the words instrument.Phone has developed into radio telephone from telephone, and radio telephone (portable phone) is very popular now.
In traditional radio telephone, the user must one holds transmitter/receiver and converses.Therefore, when he used phone in office or room, user's action was restricted.Especially when the driver need use phone when driving, he should stop, otherwise this will be a danger close.In addition, Ou Zhou some country forbids that in accordance with the law the driver uses portable phone when driving.
For overcoming the above problems, developed wireless hands-free telephone.In such wireless hands-free telephone, microphone and the loud speaker that links to each other by telephone wire is installed in the automobile each other, and the user presses " transmission " key and converses.
On the other hand, in the portable mobile wireless hands-free phone, phone is installed on the belt and is connected with a wired earphone on it, has guaranteed conversation thus.
But in such conventional wireless hands-free phone, exist following these problems:
At first, in automobile, use under the situation of wireless hands-free telephone, outside communication is exposed to, so insecure communication.
Secondly, in the portable mobile wireless hands-free phone, the user is portable phone constantly.
The 3rd, in car phone and portable mobile wireless hands-free phone, an earphone or a microphone link to each other with phone by telephone wire with a loud speaker, have limited user's action thus.
Especially when the user be engaged in another work when conversing, the user was subjected to the interference of telephone wire easily.
Therefore, people need a kind of user can use and not limit the radio telephone of user's action more easily.
Therefore, a main purpose of the present invention is that a kind of earphone wireless telephone just is provided, wherein earphone-type transmitter/receiver comprises a microphone, an antenna and loud speaker that is assembled into integral body, wherein transmitter/receiver is wireless separating with main station, and this main frame comprises a dialing keyboard, and user's action can not be restricted and the user can use telephone system easily thus.
Another object of the present invention provides a kind of earphone wireless telephone system that can allow the user to dial by an independently autodialer that makes things convenient for the user to dial at a distance.
Another purpose of the present invention provides a kind of earphone wireless telephone system, it comprises an antenna structure, the voice tube of acoustic conductivity tone signal is installed in the extension rod of an input audio signal in this antenna structure, voice signal and ambient noise are shielded, thereby improved the transmission effect of voice signal and obtained better sound signal transmission effect.
According to an aspect of the present invention, a kind of earphone wireless telephone system is provided, it comprises that a main frame that links to each other with a telephone wire and one are suitable for the transmitter/receiver with the main frame wireless communication, it is characterized in that transmitter/receiver comprises: one sends or receives the transmitter/receiver antenna of communication information to main frame from main frame; A frequency acceptance band filter that from the voice signal that transmitter/the receiver antenna transmits, leaches the voice signal frequency band that will receive; Given voice signal frequency band that the frequency acceptance band filter is leached strengthens so that voice signal has the reception amplifier of the intensity that can be discerned by the user; Reception voice signal that reception amplifier was strengthened converts the loud speaker of the sound that can be caught by the user to; A microphone that user's sound is converted to an electricity transmission voice signal; Transmission voice signal with microphone input strengthens and makes it have the transmit amplifier of certain intensity; The transmission voice signal that transmit amplifier was strengthened converts a filtering band that is different from the frequency acceptance band filter to, and prevents the antenna matched filter of spurious signal simultaneously; One prevents to send voice signal and receives the anti-interference filter that disturbs between the voice signal; One can be by the communication switch of user's operation; Situation of closing according to communication switch produces the on-hook signal generator of an on-hook signal; One according to the situation of closing of communication switch and the battery of dynamic power being provided for on-hook signal generator and each parts selectively, and main frame comprises: first keyboard that is furnished with many numerical keys and function key on it; One to transmitter/receiver or send or accept the master machine antenna of communication information from transmitter/receiver; One carry to stop the controller that starts after checking off hook state because of on-hook signal, the information by the input of first keyboard is analyzed and handled to this controller, and control an electric power link dynamic power is flowed to each host part, carry out its call function to allow host part; One makes impedance and telephone wire coupling and makes people can make telephonic telephone wire matching parts; A communicating circuit, this circuit strengthens the voice signal that the telephone wire matching parts receives, and sending them to transmitter/receiver by master machine antenna, the voice signal that transmitter/receiver is received strengthens then, they is exported to the telephone wire matching parts again; First dtmf signal generator that will be modulated into dtmf signal from the input signal of first keyboard and be used to dial.
This earphone wireless telephone system preferably also comprises an autodialer that dials phone number by transmitter/receiver, and wherein autodialer comprises: second keyboard of having arranged many numerical keys and at least one dial key and a memory button on it; A memory that is used to store at least one telephone number information and temporarily stores the telephone number information of user's input; The central processing unit (CPU) that the telephone number of importing from second keyboard according to the user detects telephone number signal that memory is deposited; Second dtmf signal generator that produces dtmf signal corresponding to telephone number that CPU detects; One by the loud speaker of voice mode output by the dtmf signal of second dtmf signal generator generation.
In addition, when pressing the dial key of autodialer, CPU detects the telephone number information that temporarily is stored in the memory, and when the memory button of pressing autodialer successively and numerical key, CPU detects the telephone number information that is stored in the memory one by one according to the numeral of input.
Earphone wireless telephone system preferably also comprises: first battery charging terminal that is arranged on the main frame, and when transmitter/receiver links to each other with main frame, first battery charging terminal will send transmitter/receiver to from the dynamic power of electric power link; Second battery charging terminal that is arranged on the first battery charging terminal relative position, when main frame links to each other with transmitter/receiver, second battery charging terminal will be by flowing to battery from the dynamic power of first battery charging terminal and battery being charged.
In addition, main frame also comprises a display device, and it comprises the LED that at least one is used to show the host work state, and the LED in the display device demonstrates communication function, dial feature and charge function at least.
According to a further aspect in the invention, a kind of earphone wireless telephone system is provided, it comprises that a main frame that links to each other with a telephone wire and one are suitable for the transmitter/receiver with the main frame wireless communication, in transmitter/receiver, be provided with a microphone, a loud speaker and a battery, it is characterized in that, this transmitter/receiver comprises: a speaker cabinet of depositing loud speaker, and it is projected on the main case rear surface; A battery case of depositing battery, it is projected on the main case front surface; One from main case, stretch out in case when transmitter/receiver is installed in user's ear with the hanger of transmitter/receiver fix in position; An extension rod that when transmitter/receiver is loaded in user's ear, stretches to the user mouth; A microphone that is installed on the extension rod far-end; One is positioned near the battery case and by the communication switch of user's control, and main frame comprises: its shape is laid transmitter/receiver corresponding to the dimple of transmitter/receiver shape in this dimple; First keyboard that is furnished with ten key, * key, # key and various call function keys on it; Permission main frame and transmitter/receiver wireless telecommunications and be installed in the master machine antenna of main frame one side; The electric power link that dynamic power is provided to main frame.
Earphone wireless telephone system preferably also comprises an autodialer that dials phone number by transmitter/receiver, and wherein this autodialer comprises: second keyboard that is provided with ten key, * key, # key, dial key, memory button on it at least; A loud speaker that sends dialing tone according to keyboard input information.
This extension rod comprises: one is used for microphone line that microphone is electrically connected with the telephone circuit of main case; Thereby one be used to send/receive phone information make transmitter/receiver can with the antenna connection of main frame wireless telecommunications.
Extension rod also comprises: a pick-up of collecting user's sound, and it is arranged on the extension rod far-end; One will be sent to the voice tube of the microphone in transmitter/receiver by the sound that pick-up is collected; An antenna that links to each other with the frequency acceptance band filter of one transmitter/receiver, this day the alignment main frame or from main frame transmission/reception voice signal and be arranged on the outside of voice tube; Covering pick-up and voice tube are so that they avoid the protection separator tube of external action.
Voice tube is made to prevent potato masher antenna by non-conductive material.Voice tube is preferably made by polyvinyl chloride (PVC).
The inner surface of voice tube and/or outer surface have preferably applied layer of metal, so that improve transaudient effect, and this metal is a gold or silver-colored.
The shape of antenna preferably is coiled type and is spirally wound on the voice tube periphery.
In addition, main frame comprises that also is arranged on a fixture that breaks away from the transmitter/receiver that prevents to be inserted in the main frame in the dimple.
Fixture comprises a near metalwork of the 3rd battery charging terminal that is arranged on transmitter/receiver, and a magnet that is arranged on the metalwork opposite.
According to below in conjunction with the accompanying drawing description of the preferred embodiment of the present invention, it is clearer that above and other objects of the present invention and feature will become, wherein:
Fig. 1 a is the front view of the transmitter/receiver of earphone wireless telephone system of the present invention;
Fig. 1 b is the rearview of the transmitter/receiver of earphone wireless telephone system of the present invention;
What Fig. 2 represented is the main machine structure view of earphone wireless telephone system of the present invention;
What Fig. 3 represented is the topology view of the autodialer of earphone wireless telephone system of the present invention;
Fig. 4 is the partial sectional view of a preferred embodiment of the antenna of transmitter/receiver shown in Fig. 1 a, the 1b;
What Fig. 5 represented is the overall structure view of earphone wireless telephone system of the present invention;
Fig. 6 is the schematic block diagram of main frame shown in Figure 5;
Fig. 7 is the schematic block diagram of transmitter/receiver of Fig. 5;
Fig. 8 is the schematic block diagram of the autodialer of Fig. 5;
Fig. 9 is the partial sectional view of another embodiment of the antenna of transmitter/receiver shown in Fig. 1 a, the 1b.
A preferred embodiment of earphone wireless telephone system of the present invention will be described now.In addition, identical components uses identical reference number to represent in all diagrammatic sketch.Although in following specification, described concrete structure, the electronic circuit component structure of Que Dinging for example, for a person skilled in the art, obviously, such explanation is exemplary, does not have such specific features also can realize the present invention.For the purpose of clear the description, specific descriptions have been omitted, because such description may make theme of the present invention unclear to structure known in the art.
Fig. 1 a is the front view of the transmitter/receiver of earphone wireless telephone system of the present invention, Fig. 1 b is the rearview of the transmitter/receiver of earphone wireless telephone system of the present invention, what Fig. 2 represented is the main machine structure view of earphone wireless telephone system of the present invention, what Fig. 3 represented is the topology view of the autodialer of earphone wireless telephone system of the present invention, Fig. 4 is Fig. 1 a, office's cutaway view of a preferred embodiment of the antenna of transmitter/receiver shown in the 1b, Fig. 5 is the integrally-built view of expression earphone wireless telephone system of the present invention, Fig. 6 is the schematic block diagram of the main frame of Fig. 5, Fig. 7 is the schematic block diagram of transmitter/receiver of Fig. 5, Fig. 8 is the schematic block diagram of the autodialer of Fig. 5, and Fig. 9 is Fig. 1 a, the partial sectional view of another embodiment of the antenna of transmitter/receiver shown in the 1b.
Can generally earphone wireless telephone system be divided into transmitter/receiver 100, main frame 200 and autodialer 300.
The structure of the transmitter/receiver 100 of earphone wireless telephone system of the present invention is described referring to Fig. 1 a, 1b earlier.Speaker cabinet 102 stretches out from the back of thin main case 101 and a loud speaker with the voice signal output that receives wherein is housed.Speaker cabinet 103 is inserted in user's ear.Battery case 103 gives prominence to and wherein is equipped with the battery to 100 power supplies of transmitter/receiver from the front of main case 101.On main case 101 1 sides, formed the hanger 104 that a supporting is inserted in the transmitter/receiver 100 in user's ear.Extension rod or suspension rod 105 stretch out the length of one section distance between the ear and mouth that equals the user from the opposite side of main case 101.A microphone 106 that converts user's sound to the signal of telecommunication is installed in the far-end of extension rod 105.In addition, one allow the user select the switch of call function be installed in battery case 103 near.A charging end 108 is positioned near the loud speaker 102, thereby when transmitter/receiver 100 was inserted in the main frame 200, charging end 108 linked to each other so that battery is charged with the charging end 201 (Fig. 2) of main frame 200.
Referring to Fig. 2, the main machine structure of earphone wireless telephone system of the present invention will be described now.On main frame 200, be provided with a keyboard 202, button 0-9, *, # and be used to select the key layout of various predetermined functions at described keyboard.A display device 203 that wherein is provided with many LED is installed near the keyboard 202, thereby allows the user to differentiate the phone works state.A master machine antenna 204 is positioned on the surface of main frame 200, thereby makes it and transmitter/receiver 100 wireless communications.Transmitter/receiver 100 is inserted in the dimple 205 that is formed on main frame 200 upper surfaces, and this dimple is corresponding with the shape of transmitter/receiver 100.Battery charging terminal 201 takes shape on dimple 205 bottom surfaces, can give the battery charge in transmitter/receiver 100 like this when transmitter/receiver 100 is inserted in the dimple 205.Magnet 206 is arranged near the battery charging terminal 201 to prevent to be inserted in the transmitter/receiver 100 and its disengagement in the dimple 205.On a side of main frame 200, form one and be connected with the telephone wire link 207 of a telephone wire and the power supply link 208 of a power supply usefulness.
On the other hand, now the autodialer 300 of earphone-type telephone system will be described referring to Fig. 3.On the front surface of roughly rectangular thin main case, formed a keyboard 302, many numerical keys, * key, # key and comprise dial key and the various function keys of memory button are arranged on the described keyboard.Be provided with a loud speaker 303 on a side of autodialer, it presses dial key or automatic dial key and produce dialing signal (touch-tone signal DTMF) corresponding to * key and # key according to the user.
In addition, for the shape that keeps extension rod 105 and send for simultaneously main frame 200 or from its there received signal, as shown in Figure 4, one is inserted in the extension rod 105 by strengthening the antenna that iron core makes.A microphone lines 110 also is inserted in the extension rod 105, and this line 110 links to each other with microphone 106 and user's that microphone 106 is transmitted voice signal sends a functional block in transmitter/receiver 100 to.
As shown in Figure 5, the earphone wireless telephone system of the present invention with said structure is so to constitute, but promptly transmitter/receiver 100, main frame 200 and autodialer 300 respectively can be in an exchange area wireless communication freely.
Now the internal structure of transmitter/receiver 100 will be described referring to Fig. 6.Frequency acceptance band filter 111 only leaches the voice signal frequency band that will receive from the numerous voice signals from transmitter/receiver antenna 109, and described frequency acceptance band filter generally comprises band pass filter (BPF).
A reception amplifier 112 strengthens voice signal in the predetermined frequency band that frequency acceptance band filter 111 leaches, and also then sends voice signal to loud speaker 113 thereby make it have the discernible intensity of user.
Transmit amplifier 114 strengthens the user's who imports by microphone 106 voice signal so that obtain certain intensity, thereby enough increments are talked about/obtained when being talked about to voice signal wireless sending, and then sends voice signal to an antenna matched filter 115.
Antenna matched filter 115 will convert a frequency band different with the filter voiced band of frequency acceptance band filter 111 to and make impedance simultaneously and transmitter/receiver antenna 109 mates and prevents from spurious signal from then to send described voice signal to transmitter/receiver antenna 109 through the voice signal that transmit amplifier 114 amplifies.
On-hook signal generator 117 receives from the electric energy of battery 116 and produces on-hook signal, sends this signal to antenna 109 according to user's closed communication switch 107 then.Then, open communication switch 107, blocked and stopped the generation of on-hook signal from the electric energy of battery 116 corresponding to the user.
Along with the discharge of battery 116, electric energy is transported to each parts of transmitter/receiver 100.When transmitter/receiver 100 is installed in the dimple 205 of main frame 200, because the battery charging terminals 108,201 that will be separately positioned in main frame 200 and the transmitter/receiver 100 couple together, so the electric energy that can provide and battery 116 is charged by the electric power link that receives by main frame 200.
An anti-interference filter 118 has prevented to be interfered by the voice signal that transmitter/receiver antenna 109 transmits and receives.
In addition, referring to Fig. 7, will the internal structure of main frame 200 be described.Controller 209 determining off hook state and corresponding to on-hook signal transmission interrupt and start.Controller 209 is analyzed and is handled from the information of keyboard 202 and controlling the show state of display device 203.The supply of electrical energy that controller 209 is also sent electric power link 208 here constitutes piece and the whole simultaneously call function that respectively constitutes piece of controlling to each.
Telephone wire matching parts 210 is complementary impedance and telephone wire and can makes people use phone.
Communicating circuit portion 211 has strengthened the voice signal that received by telephone wire matching parts 210 and has sent them to transmitter/receiver 100 by master machine antenna 204.Communicating circuit part 211 is then amplified the voice signal that amplification transmitter/receiver 100 is received, and sends them to telephone wire matching parts 210 so that can converse.
A dtmf signal generator 212 is modulated into message from keyboard dtmf signal and sends them to communicating circuit part 211 so that can dial.
At last, referring to Fig. 8, will the internal structure of autodialer 300 be described.Keyboard comprises dial key, memory button and numerical key and * key and # key.
A center processor (CPU) 304 is corresponding to dtmf signal generator 305 from the signal controlling of keyboard 302.Exactly, CPU304 is corresponding to user's button (numerical key, * key or # key) storing phone number information, and the telephone number information that the user is pressed into and stores sends dtmf signal generator 305 to subsequently.Then, when the user pressed memory button and numerical key subsequently, CPU304 detected telephone number information corresponding to the numerical key of memory 306 telephone number information of depositing, and telephone number information is exported to dtmf signal generator 305.Memory 206 is stored many telephone number informations with the question blank form, thereby makes them corresponding one by one with numerical key, and memory checks telephone number information according to numerical key under the control of CPU, thereby sends them to CPU.
Now description had the working condition of the device of the present invention of said structure.
(conversation queuing model)
Carrying as the user under the situation of transmitter/receiver and closing communication switch 107, the electric energy that battery 116 is produced is supplied to on-hook signal generator 117.On-hook signal generator 117 has produced predetermined on-hook signal and has sent it to anti-interference filter.The unwanted interference sections (disturbing wave) that anti-interference filter 118 filtering on-hook signals are contained is also supplied with main frame 200 by transmitter/receiver 100 with remainder.Controller 209 in the main frame 200 receives on-hook signal and described controller is transformed into the conversation queuing model by master machine antenna 204.
(call mode)
If detect ringing signal by telephone wire, then controller 209 starts by buzzer (not shown) control telephone ringer and controls LED simultaneously and cut out regularly in display device.When after the user is hearing telephone ringer, opening communication switch 107, just no longer be supplied to on-hook signal generator 117 from the electric power of battery 116.Like this, the controller in the main frame 200 209 is checked off hook states and is started speaking wire 211 in the main frame 200.So, talk line has just been set up and has been made phone be transformed into call mode.The voice signal that transmits from talk line mates by telephone wire matching parts 210, accepts the modulation of communicating circuit 211 and become can be by the frequency acceptance band of transmitter/receiver 100 identification, and outwards transmits by master machine antenna.Simultaneously, the LED in the display device 203 still remains under the closed condition.
When transmitter/receiver antenna 109 receives voice signals, have only particular band just can leach and be output to the reception amplifier 112 from frequency acceptance band filter 111.Reception amplifier 112 has strengthened the voice signal that transmits by frequency acceptance band filter 111, thereby make voice signal have the intensity that to be discerned by the user, and then send this voice signal to loud speaker 113, so the user just can hear the other side's sound.
As user during to microphone 106 speech, sound is modulated into electric signal by microphone 106, and obtain the amplification of reception amplifier 114 and had certain intensity, be subjected to the modulation of antenna matched filter 115 again then and had being different from the frequency band that is subjected to the voice frequency rate.Simultaneously, anti-interference filter 118 filtering unwanted signals part is to prevent to transmit the interference between voice signal and the reception voice signal.
When master machine antenna 204 receives voice signals, controller 209 also strengthens by 211 pairs of voice signals of communicating circuit, thereby makes voice signal have the intensity that can be discerned by telephone exchange, then these voice signals is offered telephone wire matching parts 210.Telephone wire matching parts 210 will send telephone wire to from the voice signal of communicating circuit 211, so the other side just can hear user's sound.
(dialing mode)
When using the keyboard dialing that is arranged on the main frame 200, the user opens the communication switch 107 that is arranged on transmitter/receiver 100, makes main frame 200 be transformed into call mode thus.The user then presses numerical key, * key, # key, thereby sends signal to controller 209.No matter when import telephone number information by keyboard, the LED that controller 209 starts in the display devices 203 has correctly been pressed so that demonstrate button.Controller 209 control dtmf signal generators 212 are so that produce corresponding to the dtmf signal of importing telephone number information.The dtmf signal that dtmf signal generator 212 is produced is delivered to telephone wire by communicating circuit 211 and telephone wire matching parts 210.Thus, just set up talk line corresponding to the telephone number information that the user imported with correspondent.
When with autodialer 300 dialing, the user starts the communication switch 107 of transmitter/receiver 100.So, main frame is switched to the conversation queuing model as described above.If the user presses telephone number or memory button and numerical key subsequently and selects to be stored in telephone number information in the memory 306, then selected telephone number information is stored in the storage buffer at once, when pressing dial key after the user makes the autodialer 300 close microphones 106 of transmitter/receiver 100, telephone number information is delivered to dtmf signal generator 305 by CPU 304 subsequently.
(charge mode)
When the user charges with transmitter/receiver insertion main frame dimple 205 so that to battery 116, transmitter/receiver 100 is fixed in the main frame dimple 205 because of the interaction of the magnet in the loud speaker of transmitter/receiver 100 or speaker cabinet 102 and the main frame 200, and wherein said loud speaker or speaker cabinet normally are made of metal.At this moment, because the battery charging terminal 108 of transmitter/receiver 100 is positioned at the opposite of the battery charging terminal 201 of main frame 200, they are connected with each other, and just the electric power that electric power link 208 can be transmitted sends battery 116 to by battery charging terminal 201,208.Therefore battery 116 obtains charging.At this moment, the LED that controlling in the display device 203 of controller 209 shows charged state so that it starts.
Therefore, according to the present invention, user's action is not restricted, and the user can carry out other work easily uninterruptedly when conversation.
On the other hand, Fig. 9 partial cutaway shows another embodiment of transmitter shown in Fig. 1 a, the 1b/receiver antenna.
Referring to Fig. 9, a pick-up 119 of collecting user's sound takes shape on the side of extension rod 105.Pick-up 110 links to each other with microphone 121 in being arranged on transmitter/receiver 100 by the voice tube 120 in the extension rod 105.Voice tube 120 is to be made by the polyvinyl chloride of non-conductor, and the inner surface of voice tube and/or outer surface plating have gold or silver.
A spring shape helical antenna 122 is wrapped on the periphery of voice tube 120.The outer surface of helical antenna 122 is covered with separator tube and is subjected to external impact to prevent voice tube 120 and helical antenna 122.Helical antenna 122 links to each other with frequency acceptance band filter 111 in transmitter/receiver 100.
Utilize the arrangement of the second embodiment of the present invention, the user's who is collected by pick-up 119 sound conducts to microphone 121 by voice tube, and is modulated into voice signal by microphone 121.Metal (gold or silver) is used to make voice tube 120 smooth surfaces so that reduce sound loss.Therefore, sound does not have significantly sacrificing ground to be passed to microphone 121 fast in voice tube 120.In addition, swarm into owing to prevented ambient noise, so guaranteed clearly speech quality.
Especially, because voice tube 120 made by the non-conductor material, so avoided interference between helical antenna 122 and the voice tube 120.
Because helical antenna 122 is coated with protection separator tube 123, and separator tube 123 can absorb foreign impacts, so that helical antenna 122 is difficult for is impaired.Extension rod 105 preferably has the length that one section pick-up 119 that is enough to make extension rod 105 is positioned at the user mouth.
In this case; because user's sound is passed to microphone by voice tube and has been subjected to extremely strong protection and can be subjected to the ambient noise influence; so the transmission effect of voice signal is improved; because helical antenna is wrapped on the voice tube, talks about/talked about effect so improved sending of voice signal in identical unit length.
Described earphone wireless telephone system of the present invention although only combine desktop telephones herein, it should be noted that the present invention also can be used to the onboard wireless phone.Owing to can easily use the purposes that process is revised, omitted description to it according to foregoing description.
Illustrate and describe although the present invention is the mode with preferred embodiment, persons of ordinary skill in the art will recognize that and under the prerequisite of invention scope that does not exceed appended claims and limited and invention spirit, to make various changes and modification.
Claims (18)
1. earphone wireless telephone system, this system comprises that a main frame that links to each other with a telephone wire and one are suitable for the transmitter/receiver with the main frame wireless communication, it is characterized in that,
This transmitter/receiver comprises:
One sends or receives the transmitter/receiver antenna of communication information to main frame from main frame;
A frequency acceptance band filter that from the voice signal that transmitter/the receiver antenna transmits, only leaches the voice signal frequency band that will receive;
Given voice signal frequency band that the frequency acceptance band filter is leached strengthens so that voice signal has the reception amplifier of the intensity that can be discerned by the user;
Reception voice signal that reception amplifier was strengthened converts the loud speaker of the sound that can be caught by the user to;
A microphone that user's sound is converted to an electricity transmission voice signal;
Transmission voice signal with microphone input strengthens and makes it have the transmit amplifier of certain intensity;
The transmission voice signal that transmit amplifier was strengthened converts a filtering band that is different from the frequency acceptance band filter to, and prevents the antenna matched filter of spurious signal simultaneously;
One prevents to send voice signal and receives the anti-interference filter that disturbs between the voice signal;
One can be by the communication switch of user's operation;
An on-hook signal generator that is used for producing an on-hook signal according to the switch situation of communication switch;
The battery of dynamic power is provided for selectively on-hook signal generator and each parts according to the switch situation of communication switch for one;
And this main frame comprises:
First keyboard that is furnished with many numerical keys and function key on it;
One to transmitter/receiver or send or accept the master machine antenna of communication information from transmitter/receiver;
One carry to stop the controller that starts after checking off hook state because of on-hook signal, the information by the input of first keyboard is analyzed and handled to this controller, and control an electric power link dynamic power is flowed to each host part, carry out its call function to allow host part;
One makes impedance and telephone wire coupling and makes people can make telephonic telephone wire matching parts;
A communicating circuit, this circuit strengthens the voice signal that the telephone wire matching parts receives, and sending them to transmitter/receiver by master machine antenna, the voice signal that transmitter/receiver is received strengthens then, they is exported to the telephone wire matching parts again;
First dtmf signal generator that will be modulated into dtmf signal from the input signal of first keyboard and be used to dial.
2. the system as claimed in claim 1 is characterized in that, this system also comprises an autodialer that dials phone number by transmitter/receiver, and wherein autodialer comprises:
Second keyboard of having arranged many numerical keys and at least one dial key and a memory button on it;
A memory that is used to store at least one telephone number information and temporarily stores the telephone number information of user's input;
A center processor (CPU) that comes detection of stored telephone number signal that device is deposited according to the user with the telephone number of second keyboard input;
Second dtmf signal generator that produces dtmf signal corresponding to telephone number that CPU surveys;
One by the loud speaker of voice mode output by the dtmf signal of second dtmf signal generator generation.
3. system as claimed in claim 2, it is characterized in that, when pressing the dial key of autodialer, CPU detects the telephone number information that temporarily is stored in the memory, and when the memory button of pressing autodialer successively and numerical key, CPU detects the telephone number information of storage in memory one by one according to the numeral of input.
4. the system as claimed in claim 1, it is characterized in that, this system also comprises: first battery charging terminal that is arranged on the main frame, and when transmitter/receiver links to each other with main frame, first battery charging terminal will send transmitter/receiver to from the dynamic power of electric power link;
Second battery charging terminal that is arranged on the first battery charging terminal relative position, when main frame links to each other with transmitter/receiver, second battery charging terminal will be by flowing to battery from the dynamic power of first battery charging terminal and battery being charged.
5. the system as claimed in claim 1 is characterized in that, this main frame also comprises a display device, and it comprises the LED that at least one is used to show the host work state, and the LED in the display device demonstrates communication function, dial feature and charge function at least.
6. earphone wireless telephone system, this system comprises a main frame that links to each other with a telephone wire and a transmitter/receiver that is suitable for the main frame wireless communication, in this transmitter/receiver, be provided with a microphone, a loud speaker and a battery, it is characterized in that
This transmitter/receiver comprises:
A speaker cabinet of depositing loud speaker, it is projected on the main case rear surface;
A battery case of depositing battery, it is projected on the main case front surface;
One from main case, stretch out in case when transmitter/receiver is installed in user's ear with the hanger of transmitter/receiver fix in position;
An extension rod that when transmitter/receiver is loaded in user's ear, stretches to the user mouth;
A microphone that is installed on the extension rod far-end;
One be positioned near the battery case and by the communication switch of user's control;
And this main frame comprises;
Its shape is laid transmitter/receiver corresponding to the dimple of transmitter/receiver shape in this dimple;
First keyboard that is furnished with ten key, * key, # key and various call function keys on it;
Permission main frame and transmitter/receiver wireless telecommunications and be installed in master machine antenna on main frame one side;
The electric power link that dynamic power is provided to main frame.
7. system as claimed in claim 6 is characterized in that, this system also comprises an autodialer that dials phone number by transmitter/receiver, and wherein this autodialer comprises:
At least second keyboard that is provided with ten key, * key, # key, dial key, memory button on it;
A loud speaker that sends dialing tone according to keyboard input information.
8. system as claimed in claim 6 is characterized in that, this system also comprises:
Near the 3rd battery charging terminal that is arranged on the speaker cabinet, when transmitter/receiver was inserted in the main frame, described the 3rd battery charging terminal received the dynamic power that battery charge is used from main frame;
One is arranged on locational the 4th battery charging terminal in the first battery charging terminal opposite when transmitter/receiver is inserted in the main frame, the 4th battery fills end and dynamic power is provided for the 3rd battery charging terminal.
9. system as claimed in claim 6 is characterized in that, this main frame also comprises a display device, and it comprises the LED that at least one is used to show the host work state, and the LED in the display device shows communication function, dial feature and charge function at least.
10. system as claimed in claim 6 is characterized in that, this extension rod comprises that is used for the microphone lines that microphone is electrically connected with the telephone circuit of main case; Thereby one be used to send/receive phone information make transmitter/receiver can with the antenna connection of main frame wireless telecommunications.
11. system as claimed in claim 6 is characterized in that, this extension rod comprises:
A pick-up of collecting user's sound, it is arranged on the far-end of extension rod; One will be sent to the voice tube of the microphone in transmitter/receiver by the sound that pick-up is collected;
An antenna that links to each other with the frequency acceptance band filter of one transmitter/receiver, this day the alignment main frame or from main frame transmission/reception voice signal and be arranged on the outside of voice tube;
Covering pick-up and voice tube are so that they avoid the protection separator tube of external impact.
12. system as claimed in claim 11 is characterized in that, voice tube is made to prevent potato masher antenna by non-conductive material.
13. system as claimed in claim 12 is characterized in that, voice tube is made by polyvinyl chloride (PVC).
14. system as claimed in claim 12 is characterized in that, the inner surface of voice tube and/or outer surface have applied layer of metal so that improve transaudient effect.
15. system as claimed in claim 14 is characterized in that, this metal is a gold or silver-colored.
16. system as claimed in claim 11 is characterized in that, the shape of this antenna is coiled type and is spirally wound on the voice tube periphery.
17. system as claimed in claim 6 is characterized in that, main frame comprises that also is arranged on a fixture that breaks away from the transmitter/receiver that prevents to be inserted in the main frame in the dimple.
18. system as claimed in claim 17 is characterized in that, this fixture comprises a near metalwork and the magnet that is arranged on the metalwork opposite of the 3rd battery charging terminal that is arranged on transmitter/receiver.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR15486/1999 | 1999-04-29 | ||
| KR1019990015486A KR100359647B1 (en) | 1999-04-29 | 1999-04-29 | Earphone type wireless telephone system |
| KR22822/1999 | 1999-10-22 | ||
| KR2019990022822U KR200180379Y1 (en) | 1999-10-22 | 1999-10-22 | Earphone type wireless telephone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1272759A true CN1272759A (en) | 2000-11-08 |
Family
ID=26635038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00118055 Pending CN1272759A (en) | 1999-04-29 | 2000-04-29 | Earphone wireless telephone system |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2000349897A (en) |
| CN (1) | CN1272759A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330682B (en) * | 2008-07-18 | 2011-11-16 | 航宇救生装备有限公司 | Walkie-talkie ear microphone with autoexcitation function |
| CN107710779A (en) * | 2016-01-25 | 2018-02-16 | 深圳市赛亿科技开发有限公司 | Communication earphone |
| CN116208188A (en) * | 2023-05-06 | 2023-06-02 | 天津七一二移动通信有限公司 | Rechargeable CIR wireless transmitter-receiver and implementation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6714233B2 (en) | 2000-06-21 | 2004-03-30 | Seiko Epson Corporation | Mobile video telephone system |
| JP4648551B2 (en) | 2001-02-15 | 2011-03-09 | オリンパス株式会社 | Mobile phone |
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| JPH02184158A (en) * | 1989-01-11 | 1990-07-18 | Matsushita Electric Ind Co Ltd | Hand-free telephone set with remote controller |
| JPH0370441U (en) * | 1989-11-08 | 1991-07-15 | ||
| JPH04239251A (en) * | 1991-01-11 | 1992-08-27 | Toshiba Corp | Radio telephony equipment adaptor |
| JPH0629240U (en) * | 1992-09-14 | 1994-04-15 | 宣夫 芦立 | Necklace type cordless phone |
| JPH0984131A (en) * | 1995-09-20 | 1997-03-28 | Fujitsu Ltd | Portable telephone hand-free device |
| JPH09284384A (en) * | 1996-04-11 | 1997-10-31 | Mitsumi Electric Co Ltd | Hand-free-type communication equipment |
| JPH10107913A (en) * | 1996-09-30 | 1998-04-24 | Kyocera Corp | System charger and portable terminal system |
| JPH10145475A (en) * | 1996-11-07 | 1998-05-29 | Kokusai Electric Co Ltd | Portable terminal equipment |
| JPH10304027A (en) * | 1997-04-25 | 1998-11-13 | Kubota Corp | Telephone system |
| JP3308876B2 (en) * | 1997-09-30 | 2002-07-29 | 株式会社日立製作所 | Phone |
| JP3789039B2 (en) * | 1998-04-06 | 2006-06-21 | Ｎｅｃトーキン株式会社 | Telephone device and transmission / reception unit |
| JP2000004182A (en) * | 1998-06-16 | 2000-01-07 | Matsushita Electric Ind Co Ltd | Separation type portable telephone set |
| JP2000013484A (en) * | 1998-06-19 | 2000-01-14 | Nec Field Service Ltd | Earphone type portable telephone set |
| JP2000013294A (en) * | 1998-06-24 | 2000-01-14 | Nippon Telegr & Teleph Corp <Ntt> | Radio handset |
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2000
- 2000-04-28 JP JP2000130265A patent/JP2000349897A/en active Pending
- 2000-04-29 CN CN 00118055 patent/CN1272759A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330682B (en) * | 2008-07-18 | 2011-11-16 | 航宇救生装备有限公司 | Walkie-talkie ear microphone with autoexcitation function |
| CN107710779A (en) * | 2016-01-25 | 2018-02-16 | 深圳市赛亿科技开发有限公司 | Communication earphone |
| CN116208188A (en) * | 2023-05-06 | 2023-06-02 | 天津七一二移动通信有限公司 | Rechargeable CIR wireless transmitter-receiver and implementation method |
| CN116208188B (en) * | 2023-05-06 | 2024-02-02 | 天津七一二移动通信有限公司 | Rechargeable CIR wireless transmitter-receiver and implementation method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000349897A (en) | 2000-12-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |