CN205584188U - Bimodulus intercom - Google Patents
Bimodulus intercom Download PDFInfo
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- CN205584188U CN205584188U CN201521059573.8U CN201521059573U CN205584188U CN 205584188 U CN205584188 U CN 205584188U CN 201521059573 U CN201521059573 U CN 201521059573U CN 205584188 U CN205584188 U CN 205584188U
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Abstract
The utility model belongs to the technical field of the intercom, specifically provide a bimodulus intercom, including shell, main control board, loudspeaker, microphone, battery, antennal interface, first antenna, first knob, second knob and PTT button, including power management unit, processor unit, radio frequency unit, power amplifier unit, the battery is connected to power management unit's corresponding position on the main control board, radio frequency unit and processor unit electrical connection, power amplifier unit and radio frequency unit electrical connection, still switch over button and mode switch button, place switch element and second antenna on the main control board in including the channel of placing in on the shell, the channel switch the button and press the button with mode switch and all correspond electrical connection with the main control board, the second antenna pass through switch element and power amplifier unit electrical connection, the antennal interface correspond electrical connection with the switch element. Through a radio frequency circuit, thereby it realizes working in a plurality of frequency channels to switch over the antenna for the intercom can be adapted to different crowds.
Description
Technical field
This utility model belongs to transmitter receiver technical field, relates to a kind of bimodulus transmitter receiver, makes transmitter receiver can be operated in amateur band and public's transmitter receiver frequency range, makes different with per family can legal use transmitter receiver equipment.
Background technology
Existing communication equipment, especially transmitter receiver equipment, it is a kind of bidirectional mobile communication instrument, in the case of need not any network support, just can converse, not have telephone expenses to produce, it is adaptable to the occasion being relatively fixed and frequently conversing, in daily life and outdoor activity and emergency relief aspect, there is highly important effect.But, owing to not having the relaying action of base station, the radio-frequency transmissions relying solely on unit communicates so that transmitter receiver does not reaches far away the level of mobile phone on communication distance.Simultaneously, owing to using High power radios, other may be interfered with the equipment of frequency range, therefore, use frequency range, the transmitting power of transmitter receiver are limited by country, simultaneously, require that the people using the most powerful radio holds license, therefore, for amateurish transmitter receiver, launching power due to it and mostly be about 5W, domestic consumer needs to be admitted to radio adaptation grade card, transmitter receiver needs to carry out putting on record and can use, and therefore domestic consumer uses this kind of transmitter receiver to be illegal.But, for public's transmitter receiver, it launches power is 0.5W, and the use of this kind of transmitter receiver is not limited by country, i.e. can use without accredited；But the frequency fixing due to it and less transmitting power so that its experience is poor.After user obtains legal license, when wanting to experience powerful talk back equipment, it has to purchase of equipment again, and, want to use the two frequency range simultaneously, then need to carry different transmitter receivers.
For this situation, this utility model provides a kind of bimodulus transmitter receiver, including having the shell of three-proof design, master control borad, loudspeaker, mike, battery, antennal interface, first antenna, the first knob, the second knob and PTT button；Including Power Management Unit, processor unit, radio frequency unit, power amplifier unit on master control borad, battery is connected to the correspondence position of Power Management Unit, and radio frequency unit is electrically connected with processor unit, and power amplifier unit is electrically connected with radio frequency unit；Also include the channel switch button being placed on shell and mode switch button, the switch element being placed on master control borad and the second antenna, the electrical connection all corresponding with master control borad with mode switch button of described channel switch button, the second described antenna is electrically connected with power amplifier unit by switch element, the electrical connection corresponding with switch element of described antennal interface.By a radio circuit, switch antenna thus realize at multiple band operation so that transmitter receiver is adapted to different crowds.
Utility model content
The personage that the purpose of this utility model is to overcome existing amateurish transmitter receiver not have public's transmitter receiver pattern, do not operate card operates illegal problem.
For this, the utility model discloses a kind of bimodulus transmitter receiver, including have three-proof design shell, install master control borad in the enclosure, be arranged on enclosure and the loudspeaker of master control borad electrical connection and mike, fixing enclosure for the battery powered to master control borad, be welded on master control borad the antennal interface stretched out by shell, the first antenna that is arranged on antennal interface, be installed on shell upper for the first knob of channel switch with for the second knob of audio frequency regulation and be arranged on shell side for PTT button that voice exhalation controls；Including Power Management Unit, processor unit, radio frequency unit, power amplifier unit on master control borad, battery is connected to the correspondence position of Power Management Unit, and radio frequency unit is electrically connected with processor unit, and power amplifier unit is electrically connected with radio frequency unit；Also include the channel switch button being placed on shell and mode switch button, the switch element being placed on master control borad and the second antenna, the electrical connection all corresponding with master control borad with mode switch button of described channel switch button, the second described antenna is electrically connected with power amplifier unit by switch element, the electrical connection corresponding with switch element of described antennal interface.
Above-mentioned a kind of bimodulus transmitter receiver, also includes display screen；Described display screen is embedded in the inner surface of shell, and on shell, the position corresponding to display screen uses transparent material design；Described display screen is electrically connected with master control borad.Display screen is arranged on the inside of shell, transmitter receiver can be made to play waterproof shatter-resistant function, protect display screen as far as possible.The position of corresponding display screen on shell, uses transparent material design, does not affect the use of display screen.
Above-mentioned a kind of bimodulus transmitter receiver, the second described antenna is fixedly welded on master control borad, can not arbitrarily change.Transmitter receiver can be operated under public's transmitter receiver pattern and amateurish transmitter receiver pattern, by mode switch button, can select public's transmitter receiver pattern and amateurish transmitter receiver pattern.Under public's transmitter receiver pattern, by controlling switch element, the second antenna is switched on.Now, the operating frequency range of radio frequency unit 23 is 409.75MHZ-409.9875MHZ, totally 20 channels, can be by the first knob regulation frequency；By controlling the output of radio frequency unit, control to launch power.Under public's transmitter receiver pattern, launch power less than 0.5W.Under amateurish transmitter receiver pattern, by controlling switch element, antennal interface is switched on, thus first antenna is switched on, and first antenna can be changed.Now, the operating frequency range of radio frequency unit is 430MHZ-440MHZ, can regulate frequency by channel switch button；By controlling the output of radio frequency unit, control to launch power.Under amateurish transmitter receiver pattern, launch power less than 5W.
In order to make operation the most convenient, channel switch button and mode switch button are respectively positioned on the side of shell.It is of course also possible to place it on upper surface.For amateurish transmitter receiver, changing antenna and do not limit, in order to easy to use, antennal interface uses SMA interface.This interface can the antenna of some maturations on compatible market so that user can be replaced according to demand.
Under public's transmitter receiver pattern and amateurish transmitter receiver pattern, master control borad shares same radio frequency unit, so, radio frequency unit at least can be operated in two band limits.I.e. it is operated in the amateur band of 430MHZ-440MHZ and public's transmitter receiver frequency range of 409.75MHZ-409.9875MHZ.
The beneficial effects of the utility model are: switch antenna by on-off circuit, public's transmitter receiver and amateurish transmitter receiver are integrated, the hardware configuration of transmitter receiver can be simplified, simultaneously, for there is no the people of radio license, it is possible to use public's transmitter receiver, for the people with license, high-power amateurish transmitter receiver can be used, so that transmitter receiver is adapted to more crowd.
The utility model is described in further detail below in conjunction with the accompanying drawings.
Accompanying drawing explanation
If Fig. 1 is the schematic diagram of the first embodiment of this utility model；
If Fig. 2 is the master control borad structural representation of the first embodiment of this utility model；
If Fig. 3 is the schematic diagram of this utility model the second embodiment；
If Fig. 4 is the schematic diagram of the third embodiment of this utility model；
If Fig. 5 is the master control borad structural representation of the third embodiment of this utility model；
If Fig. 6 is the schematic diagram of the 4th kind of embodiment of this utility model；
Reference: 1, shell；2, master control borad；3, loudspeaker；4, mike；5, battery；6, antennal interface；7, first antenna；8, the second antenna；9, the first knob；10, the second knob；11, channel switch button；12, mode switch button；13, display screen；21, Power Management Unit；22, processor unit；23, radio frequency unit；24, power amplifier unit；25, switch element.
Detailed description of the invention
Embodiment 1
If Fig. 1 is the schematic diagram of the first embodiment of this utility model, disclose a kind of bimodulus transmitter receiver, including the shell 1 with three-proof design, the master control borad 2 being arranged in shell 1, it is arranged on the internal loudspeaker 3 being electrically connected with master control borad 2 of shell 1 and mike 4, fixing shell 1 is internal for the battery 5 to master control borad 2 power supply, it is welded on master control borad 2 antennal interface 6 stretched out by shell 1, the first antenna 7 being arranged on antennal interface 6, be installed on shell 1 top for the first knob 9 of channel switch and for audio frequency regulation the second knob 10 and be arranged on shell 1 side for voice exhalation control PTT button.
If Fig. 2 is the master control borad structural representation of the first embodiment of this utility model, Power Management Unit 21, processor unit 22, radio frequency unit 23, power amplifier unit 24 is included on master control borad 2, battery 5 is connected to the correspondence position of Power Management Unit 21, radio frequency unit 23 is electrically connected with processor unit 22, and power amplifier unit 24 is electrically connected with radio frequency unit 23；Also include the channel switch button 11 being placed on shell 1 and mode switch button 12, the switch element 25 being placed on master control borad 2 and the second antenna 8, all corresponding with master control borad 2 electrical connection of described channel switch button 11 and mode switch button 12, the second described antenna 8 is electrically connected with power amplifier unit 24 by switch element 25, the electrical connection corresponding with switch element 25 of described antennal interface 6.
Second antenna 8 is fixedly welded on master control borad 2, can not arbitrarily change.On the top of shell 1, it is positioned at antennal interface side, is provided with an antenna jacket closed.Second antenna 8 is placed in antenna jacket.
Transmitter receiver can be operated under public's transmitter receiver pattern and amateurish transmitter receiver pattern, by mode switch button 12, can select public's transmitter receiver pattern and amateurish transmitter receiver pattern.Under public's transmitter receiver pattern, by controlling switch element 25, the second antenna 8 is switched on.Now, the operating frequency range of radio frequency unit 23 is 409.75MHZ-409.9875MHZ, totally 20 channels, can regulate frequency by the first knob 9；By controlling the output of radio frequency unit 23, control to launch power.Under public's transmitter receiver pattern, launch power less than 0.5W.Under amateurish transmitter receiver pattern, by controlling switch element 25, antennal interface 6 is switched on, thus first antenna 7 is switched on, and first antenna 7 can be changed.Now, the operating frequency range of radio frequency unit 23 is 430MHZ-440MHZ, can regulate frequency by channel switch button 11；By controlling the output of radio frequency unit 23, control to launch power.Under amateurish transmitter receiver pattern, launch power less than 5W.
In order to make operation the most convenient, channel switch button 11 and mode switch button 12 are respectively positioned on the side of shell 1.It is of course also possible to place it on upper surface.For amateurish transmitter receiver, changing antenna and do not limit, in order to easy to use, antennal interface 6 uses SMA interface.This interface can the antenna of some maturations on compatible market so that user can be replaced according to demand.
Under public's transmitter receiver pattern and amateurish transmitter receiver pattern, master control borad 2 shares same radio frequency unit, so, radio frequency unit 23 at least can be operated in two band limits.I.e. it is operated in the amateur band of 430MHZ-440MHZ and public's transmitter receiver frequency range of 409.75MHZ-409.9875MHZ.
For processor unit 22, use the STM32F103 series monolithic that ST Microelectronics produces, in the present embodiment, the work that processor unit 22 mainly completes includes that the output signal strength controlling radio frequency unit 23 is to control power, to control switch element 25 with switching antenna and the identification to button, for STM32F103 series monolithic, belong to simple procedure operation, by the chip handbook of single-chip microcomputer, these programs can obtain easily, belong to known technology, explanation is not further described herein.
Embodiment 2
On the basis of embodiment 1, further, the second described antenna 8 is integrated in the inside of shell 1.If Fig. 3 is the schematic diagram of this utility model the second embodiment；The processing method of the second antenna 8 has two kinds, the first is to pass through PCB trace, directly the second antenna 8 is integrated on pcb board, the advantage of this way is to save installing space, the profile making transmitter receiver looks only one of which antenna, can preferably ensure the concordance of antenna and the performance of match circuit；Disadvantageously, antenna is integrated on pcb board, debugging comparatively bothers, and in use, owing to antenna is held by user together with shell 1, can affect the performance of antenna.Second method is by external antenna, and antenna is fixed on the inside of shell 1, is welded on master control borad 2, and the debugging of this method is convenient, but follow-up needs mates antenna, there is also the problem affecting performance equally.
Embodiment 3
If Fig. 4 is the schematic diagram of the third embodiment of this utility model, disclose a kind of bimodulus transmitter receiver, including the shell 1 with three-proof design, the master control borad 2 being arranged in shell 1, it is arranged on the internal loudspeaker 3 being electrically connected with master control borad 2 of shell 1 and mike 4, fixing shell 1 is internal for the battery 5 to master control borad 2 power supply, it is welded on master control borad 2 antennal interface 6 stretched out by shell 1, the first antenna 7 being arranged on antennal interface 6, be installed on shell 1 top for the first knob 9 of channel switch and for audio frequency regulation the second knob 10 and be arranged on shell 1 side for voice exhalation control PTT button, also include display screen 13；Described display screen 13 is embedded in the inner surface of shell 1, and on shell 1, the position corresponding to display screen 13 uses transparent material design；Described display screen 13 is electrically connected with master control borad 2.Display screen 13 is arranged on the inside of shell, and transmitter receiver can be made to play waterproof shatter-resistant function, as far as possible protection display screen 13.The position of corresponding display screen 13 on shell 1, uses transparent material design, does not affect the use of display screen 13.
If Fig. 5 is the master control borad structural representation of the first embodiment of this utility model, Power Management Unit 21, processor unit 22, radio frequency unit 23, power amplifier unit 24 is included on master control borad 2, battery 5 is connected to the correspondence position of Power Management Unit 21, radio frequency unit 23 is electrically connected with processor unit 22, and power amplifier unit 24 is electrically connected with radio frequency unit 23；Also include the channel switch button 11 being placed on shell 1 and mode switch button 12, the switch element 25 being placed on master control borad 2 and the second antenna 8, all corresponding with master control borad 2 electrical connection of described channel switch button 11 and mode switch button 12, the second described antenna 8 is electrically connected with power amplifier unit 24 by switch element 25, the electrical connection corresponding with switch element 25 of described antennal interface 6.
Second antenna 8 is fixedly welded on master control borad 2, can not arbitrarily change.On the top of shell 1, it is positioned at antennal interface side, is provided with an antenna jacket closed.Second antenna 8 is placed in antenna jacket.
Transmitter receiver can be operated under public's transmitter receiver pattern and amateurish transmitter receiver pattern, by mode switch button 12, can select public's transmitter receiver pattern and amateurish transmitter receiver pattern.Under public's transmitter receiver pattern, by controlling switch element 25, the second antenna 8 is switched on.Now, the operating frequency range of radio frequency unit 23 is 409.75MHZ-409.9875MHZ, totally 20 channels, can regulate frequency by the first knob 9；By controlling the output of radio frequency unit 23, control to launch power.Under public's transmitter receiver pattern, launch power less than 0.5W.Under amateurish transmitter receiver pattern, by controlling switch element 25, antennal interface 6 is switched on, thus first antenna 7 is switched on, and first antenna 7 can be changed.Now, the operating frequency range of radio frequency unit 23 is 430MHZ-440MHZ, can regulate frequency by channel switch button 11；By controlling the output of radio frequency unit 23, control to launch power.Under amateurish transmitter receiver pattern, launch power less than 5W.
In order to make operation the most convenient, channel switch button 11 and mode switch button 12 are respectively positioned on the side of shell 1.It is of course also possible to place it on upper surface.For amateurish transmitter receiver, changing antenna and do not limit, in order to easy to use, antennal interface 6 uses SMA interface.This interface can the antenna of some maturations on compatible market so that user can be replaced according to demand.
Under public's transmitter receiver pattern and amateurish transmitter receiver pattern, master control borad 2 shares same radio frequency unit, so, radio frequency unit 23 at least can be operated in two band limits.I.e. it is operated in the amateur band of 430MHZ-440MHZ and public's transmitter receiver frequency range of 409.75MHZ-409.9875MHZ.
When carrying out model selection, channel selection, all of adjustment information all shows on display screen 13, and facilitating user to be configured and revise, meanwhile, display screen 13 also shows the information such as current transmitter receiver electricity.
For processor unit 22, use the STM32F103 series monolithic that ST Microelectronics produces, in the present embodiment, the work that processor unit 22 mainly completes includes that the output signal strength controlling radio frequency unit 23 is to control power, control switch element 25 with switching antenna and the identification to button, the driving etc. of display screen 13, display screen 13 uses the matured product of outsourcing, service manual according to display screen 13, for STM32F103 series monolithic, belong to simple procedure operation, by the chip hands volume of single-chip microcomputer, these programs can obtain easily, belong to known technology, explanation is not further described herein.
Embodiment 4
In conjunction with the embodiments 1 with embodiment 3, further, the second described antenna 8 is integrated in the inside of shell 1.If Fig. 6 is the schematic diagram of this utility model the second embodiment；The processing method of the second antenna 8 has two kinds, the first is to pass through PCB trace, directly the second antenna 8 is integrated on pcb board, the advantage of this way is to save installing space, the profile making transmitter receiver looks only one of which antenna, can preferably ensure the concordance of antenna and the performance of match circuit；Disadvantageously, antenna is integrated on pcb board, debugging comparatively bothers, and in use, owing to antenna is held by user together with shell 1, can affect the performance of antenna.Second method is by external antenna, and antenna is fixed on the inside of shell 1, is welded on master control borad 2, and the debugging of this method is convenient, but follow-up needs mates antenna, there is also the problem affecting performance equally.Show current mode state, sky line options situation on display screen 13 in real time, arrange at any time for user.
Above example is based only on the preferred implementation of this utility model thinking, is not intended that any restriction of the present utility model, it is clear that based on this utility model thinking, it is also possible to have other change and replacement, and these are all at the row of protection of the present utility model.
Claims (7)
1. a bimodulus transmitter receiver, including the shell (1) with three-proof design, the master control borad (2) being arranged in shell (1), it is arranged on the internal loudspeaker (3) being electrically connected with master control borad (2) of shell (1) and mike (4), the internal battery (5) for powering to master control borad (2) of fixing shell (1), it is welded on master control borad (2) antennal interface (6) stretched out by shell (1), the first antenna (7) being arranged on antennal interface (6), it is installed on shell (1) top be used for the first knob (9) and second knob (10) regulated for audio frequency of channel switch and be arranged on shell (1) side PTT button for voice exhalation control；Power Management Unit (21), processor unit (22), radio frequency unit (23), power amplifier unit (24) is included on master control borad (2), battery (5) is connected to the correspondence position of Power Management Unit (21), radio frequency unit (23) is electrically connected with processor unit (22), and power amplifier unit (24) is electrically connected with radio frequency unit (23)；It is characterized in that: also include the channel switch button (11) being placed on shell (1) and mode switch button (12), the switch element (25) being placed on master control borad (2) and the second antenna (8), all corresponding with master control borad (2) electrical connection of described channel switch button (11) and mode switch button (12), described the second antenna (8) is electrically connected with power amplifier unit (24) by switch element (25), the electrical connection corresponding with switch element (25) of described antennal interface (6).
A kind of bimodulus transmitter receiver the most according to claim 1, it is characterised in that: also include display screen (13)；Described display screen (13) is embedded in the inner surface of shell (1), and on shell (1), the position corresponding to display screen (13) uses transparent material design；Described display screen (13) is electrically connected with master control borad (2).
A kind of bimodulus transmitter receiver the most according to claim 1 and 2, it is characterised in that: described the second antenna (8) is fixedly welded on master control borad (2), can not arbitrarily change.
A kind of bimodulus transmitter receiver the most according to claim 1 and 2, it is characterised in that: described channel switch button (11) and mode switch button (12) are respectively positioned on the side of shell (1).
A kind of bimodulus transmitter receiver the most according to claim 1, it is characterised in that: described antennal interface (6) is SMA interface.
A kind of bimodulus transmitter receiver the most according to claim 1, it is characterised in that: described radio frequency unit (23) can be operated in two band limits.
7. according to a kind of bimodulus transmitter receiver described in claim 1 or 6, it is characterised in that: described radio frequency unit (23) can be operated in the frequency range of 430MHZ-440MHZ and 409.75MHZ-409.9875MHZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521059573.8U CN205584188U (en) | 2015-12-19 | 2015-12-19 | Bimodulus intercom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521059573.8U CN205584188U (en) | 2015-12-19 | 2015-12-19 | Bimodulus intercom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205584188U true CN205584188U (en) | 2016-09-14 |
Family
ID=56882452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521059573.8U Active CN205584188U (en) | 2015-12-19 | 2015-12-19 | Bimodulus intercom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205584188U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105471458A (en) * | 2015-12-19 | 2016-04-06 | 西安拓奇电子科技有限公司 | Dual-mode interphone |
| CN110213675A (en) * | 2019-06-03 | 2019-09-06 | 重庆蓝岸通讯技术有限公司 | A kind of bimodulus intercom and system based on Internet of Things |
-
2015
- 2015-12-19 CN CN201521059573.8U patent/CN205584188U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105471458A (en) * | 2015-12-19 | 2016-04-06 | 西安拓奇电子科技有限公司 | Dual-mode interphone |
| CN105471458B (en) * | 2015-12-19 | 2018-07-06 | 西安拓奇电子科技有限公司 | A kind of bimodulus intercom |
| CN110213675A (en) * | 2019-06-03 | 2019-09-06 | 重庆蓝岸通讯技术有限公司 | A kind of bimodulus intercom and system based on Internet of Things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 710077 Xi'an hi tech Zone, Shaanxi Province, Shaanxi Province, Shaanxi science and technology resource planning center, A District, collection office area No. 005 Co-patentee after: Xiaomi Technology Co., Ltd. Patentee after: Xi'an bee language Mdt InfoTech Ltd Address before: 710000 Xi'an hi tech Zone 85 Road 10, Shaanxi Province, Shaanxi province science and technology resources co ordinate center two building Co-patentee before: Xiaomi Technology Co., Ltd. Patentee before: XI'AN TUOQI ELECTRONIC TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address |