CN204598328U - A kind of double frequency WiFi module based on honeycomb fashion arouse machine processed - Google Patents
A kind of double frequency WiFi module based on honeycomb fashion arouse machine processed Download PDFInfo
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- CN204598328U CN204598328U CN201520293206.8U CN201520293206U CN204598328U CN 204598328 U CN204598328 U CN 204598328U CN 201520293206 U CN201520293206 U CN 201520293206U CN 204598328 U CN204598328 U CN 204598328U
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- double frequency
- 125khz
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model relates to a kind of double frequency WiFi module based on honeycomb fashion arouse machine processed.Based on double frequency WiFi module and the 125hKz awakening device of honeycomb fashion arouse machine processed, the 125hKz awakening device assembly comprising double frequency WiFi modular assembly and it is waken up.Double frequency WiFi module based on honeycomb fashion arouse machine processed provided by the utility model, be made up of double frequency (2.4GHz frequency and 125hKz frequency) WiFi modular assembly and 125hKz awakening device, No. ID of the transmitting different antennae of being interrupted by 125hKz awakening device, and double frequency WiFi modular assembly monitors low frequency 125hKz signal by 125hKz receiving unit, once module receive comprise specifically wake up, arrange, the information such as inquiry, will be waken up at once, receive, resolve, processing execution, and eventually through the information that 2.4G radio frequency component uploading data triggers.
Description
Technical field
The utility model relates to WiFi technology field, particularly a kind of double frequency WiFi module based on honeycomb fashion arouse machine processed.
Background technology
WiFi equipment development recent years is rapidly, particularly very universal on smart mobile phone, panel computer mobile device.Indoor positioning application based on WiFi or bluetooth is also promoted, such as, and the intelligent guide to visitors application of the application of market passenger flow analysing, museum.But it is larger that WiFi positioning precision is subject to environmental impact, and the density ratio requiring AP to dispose is higher, high precision positioning effect cannot be realized in many occasions, such as, cannot judge whether that enter shop still passes by outside doorway, shop, have impact on the accuracy of passenger flow analysing.Meanwhile, WiFi or bluetooth are always in running order, and mobile phone power consumption is very large, have impact on Consumer's Experience, causes user to close WiFi or bluetooth.
More early, be also that development is the most ripe at present, the product that market is most widely used, belongs to close contact formula recognition category to the development of 125kHz low frequency products.In order to make the locating effect in positioning function of WiFi handset more accurate, and reduce power consumption, so adopt closely low frequency wake-up mechanism.WiFi module is in Low-power-consumptiodormancy dormancy state, and low frequency signal is around monitored in timing.Low frequency chip in WiFi module activates in entry range, and is uploaded by antenna ID by WiFi.Application program can obtain antenna ID, thus determines this WiFi module present position.
In order to reduce the implementation cost of awakening device further, an awakening device can support multiple antenna.Antenna amount is more, and implementation cost is lower.But because the antenna of awakening device needs to work during wheel, so mechanism when needing the wheel of sampling optimization, ensure that each antenna can wake the double frequency WiFi module entering this region in time up.
Utility model content
The utility model object is: provide a kind of double frequency WiFi module based on honeycomb fashion arouse machine processed.
The technical solution of the utility model is:
Based on a double frequency WiFi module for honeycomb fashion arouse machine processed, the 125kHz awakening device assembly comprising double frequency WiFi modular assembly and it is waken up.
Concrete, described double frequency WiFi modular assembly comprises the 125kHz low frequency reception assembly, the first main control chip assembly that connect successively, also comprises for above-mentioned each assembly provides the first power supply module of work energy.
Preferably, described 125kHz low frequency reception assembly comprises 125kHz receiving chip and connected X-axis match circuit and X-axis reception antenna, Y-axis match circuit and Y-axis reception antenna and Z axis match circuit and Z axis reception antenna, and described 125kHz receiving chip adopts 3 axle low frequency wake-up receivers.
Preferably, described first main control chip assembly comprises the 2.4GHz RF be connected to each other and sends chip and processor, the activation signal of 125kHz receiving chip monitored by described processor, and in the reprocessing data that are activated, and send chip transmission wireless data by 2.4GHz RF.
Concrete, described 125kHz awakening device assembly, comprise the second main control chip assembly, described second main control chip assembly is connected with some I2C expansion I/O mouth chips, each I2C expansion I/O mouth chip connects a low frequency amplifier and launches drive circuit, connects a 125kHz transmitting antenna after each transmitting drive circuit; Also comprise for above-mentioned each assembly provides the 2nd 3.3V power supply module and the 3rd 18V power supply module of work energy.
Preferably, described I2C expansion I/O mouth chip, can be interconnected with the second main control chip by I2C communication interface, can simultaneously this expansion I/O mouth chip multiple, had the different address of oneself by the different connected mode of hardware, thus the second main control chip can control multiple extended chip by two I2C buses searching address modes.
Preferred further, each low frequency amplifier and drive circuit are that the baseband signal that sent by main control chip is to low frequency amplifier, main control chip sends 12kHz carrier wave more simultaneously, at this moment the carrier signal with 125kHz waveform can be just modulated into, so just can realize multiple carry information by programmable baseband signal, and then by drive circuit, carrier signal power is amplified, sends finally by antenna.
The beneficial effects of the utility model:
1. the double frequency WiFi module based on honeycomb fashion arouse machine processed provided by the utility model, be made up of double frequency (2.4GHz frequency and 125kHz frequency) WiFi modular assembly and 125kHz awakening device, No. ID of the transmitting different antennae of being interrupted by 125kHz awakening device, and double frequency WiFi modular assembly monitors low frequency 125kHz signal by 125kHz receiving unit, once after module receives specific 125kHz data, will be waken up at once, and by the information that 2.4G radio frequency component uploading data triggers, comprise No. ID of antenna.Also can be sent by awakening device and arrange and Query Information, configure multiple double frequency WiFi module parameter.
2. double frequency module of the present utility model adopts collision detection and anti-collision algorithms, greatly reduces tranmitting frequency and the listening period of WiFi, thus reduces power consumption; The unidirectional double frequency transmitter module of Wi-Fi does not perform the cryptographic protocol of 802.11 agreements simultaneously, and have employed a kind of electronic signature mode of innovation, ensures the reliability of data.
3. when double frequency module of the present utility model receives 125kHz antenna, have employed comparison signal intensity (RSSI) algorithm, by the signal strength signal intensity of an antenna ID in real time record and RSSI when newly receiving ID, greatly reduce the unstable situation not stopping when 125kHz antenna overlapping region to switch.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the structure principle chart of double frequency WiFi modular assembly described in the utility model;
Fig. 2 is the structure principle chart of honeycomb fashion 125kHz awakening device assembly described in the utility model.
Embodiment
The double frequency WiFi module based on honeycomb fashion arouse machine processed that the utility model discloses, the 125kHz awakening device assembly comprising double frequency WiFi modular assembly and it is waken up.
As shown in Figure 1, described double frequency WiFi modular assembly comprises the 125kHz low frequency reception assembly, the first main control chip assembly that connect successively, also comprises for above-mentioned each assembly provides the first power supply module of work energy.Described 125kHz low frequency reception assembly comprises 125kHz receiving chip and connected X-axis match circuit and X-axis reception antenna, Y-axis match circuit and Y-axis reception antenna and Z axis match circuit and Z axis reception antenna, guarantee have omnibearing optimum magnetic field to respond to, described 125kHz receiving chip adopts 3 channel low frequency receivers, and described receiver can support 3 passage antenna awakening modes.Described first main control chip assembly comprises the 2.4GHz RF be connected to each other and sends chip and processor, the activation signal of 125kHz receiving chip monitored by described processor, activate the first main control chip assembly and receive deal with data, and send chip transmission data by 2.4GHz RF.
When this double frequency WiFi modular assembly receives 125kHz antenna, have employed comparison signal intensity (RSSI) algorithm, by the signal strength signal intensity of an antenna ID in real time record and RSSI when newly receiving ID, greatly reduce the unstable situation not stopping when 125kHz antenna overlapping region to switch.
When multiple double frequency WiFi module enter wake region up time, can transmit simultaneously, can signal conflict be increased like this.Each module can carry out the traffic congestion degree monitoring surrounding enviroment before launching, and arranges suitable threshold values, when sending information at once lower than during this threshold values, if higher than threshold values, then can wait for a random time, and circular wait, until send lower than after threshold values.
As shown in Figure 2, described 125kHz awakening device assembly, comprises the second main control chip assembly, some I2C extended chips, some amplifiers, some drive circuits and some 125kHz transmitting antenna antennas.Described I2C expansion I/O mouth chip, can be interconnected with the second main control chip by I2C communication interface, 8 these expansion I/O mouth chips can be expanded at most simultaneously, determine respective address by the different hardware connection mode of hardware, thus by two I2C chips, the second main control chip can inquire that electric paper mode controls multiple extended chip; Described low frequency amplifier and drive circuit are the baseband signal sent by main control chip by low frequency amplifier becomes with 125kHz waveform carrier signals with 12kHz carrier modulation, pass through drive circuit again, carrier signal power is amplified, sends finally by antenna.Described antenna, all can be assigned with unique No. ID and an a lot of effective information, then leave in launched carrier signal, and each like this antenna can carry unique No. ID and respective effective information and send.Described 125kHz transmitting antenna, by change antenna directivity and adjustment transmission power control transmission range or select the antenna of different model to realize field demand farthest.
Described second main control chip assembly controls whole 125kHz awakening device component operation, second master control core is by taking turns the switch of current control N group expansion I/O chip and emission amplifier, loop control like this, and the extended chip often organized in radiating circuit can control 8 I/O outputting data signals simultaneously by order simultaneously simultaneously, can realize like this sending with 8 different I D and effective low frequency information simultaneously simultaneously, after upper one group of 8 all transfer of data completes, adopt next group radiating circuit of wheel ratch on opportunity current control again, circulation is gone down so always, return first group, control when just reaching circulation wheel.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to people can be understood content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalent transformations of doing according to the Spirit Essence of the utility model main technical schemes or modification, all should be encompassed within protection range of the present utility model.
Claims (7)
1. based on a double frequency WiFi module for honeycomb fashion arouse machine processed, it is characterized in that: the 125kHz awakening device assembly comprising double frequency WiFi modular assembly and it is waken up.
2. the double frequency WiFi module based on honeycomb fashion arouse machine processed according to claim 1, it is characterized in that: described double frequency WiFi modular assembly comprises the 125kHz low frequency reception assembly, the first main control chip assembly that connect successively, also comprise for above-mentioned each assembly provides the first power supply module of work energy.
3. the double frequency WiFi module based on honeycomb fashion arouse machine processed according to claim 2, it is characterized in that: described 125kHz low frequency reception assembly comprises 125kHz receiving chip and connected X-axis match circuit, Y-axis match circuit and Z axis match circuit, described X-axis match circuit, Y-axis match circuit and Z axis match circuit are connected to X-axis reception antenna and Y-axis reception antenna and and Z axis reception antenna, described 125kHz receiving chip adopts 3 axle low frequency wake-up receivers.
4. the double frequency WiFi module based on honeycomb fashion arouse machine processed according to claim 2, it is characterized in that: described first main control chip assembly comprises the 2.4GHz RF be connected to each other and sends chip and processor, the activation signal of 125kHz receiving chip monitored by described processor, and in the reprocessing data that are activated, and send chip transmission wireless data by 2.4GHz RF.
5. the double frequency WiFi module based on honeycomb fashion arouse machine processed according to claim 1, it is characterized in that: described 125kHz awakening device assembly, comprise the second main control chip assembly, described second main control chip assembly is connected with some I2C expansion I/O mouth chips, each I2C expansion I/O mouth chip connects a low frequency amplifier and launches drive circuit, and each transmitting drive circuit is connected with a 125kHz transmitting antenna; Also comprise for above-mentioned each assembly provides the 2nd 3.3V power supply module and the 3rd 18V power supply module of work energy.
6. the double frequency WiFi module based on honeycomb fashion arouse machine processed according to claim 5, it is characterized in that: described I2C expansion I/O mouth chip, can be interconnected with the second main control chip by I2C communication interface, multiple same expansion I/O mouth chip can be expanded simultaneously, had the different address of oneself by the different connection of hardware, thus the second main control chip can pass through two multiple extended chips of I2C chip controls.
7. the double frequency WiFi module based on honeycomb fashion arouse machine processed according to claim 5 or 6, it is characterized in that: each low frequency amplifier and drive circuit are the baseband signal sent by main control chip by low frequency amplifier becomes with 125kHz waveform carrier signals with 12kHz carrier modulation, pass through drive circuit again, carrier signal power is amplified, sends finally by antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293206.8U CN204598328U (en) | 2015-05-08 | 2015-05-08 | A kind of double frequency WiFi module based on honeycomb fashion arouse machine processed |
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| CN201520293206.8U CN204598328U (en) | 2015-05-08 | 2015-05-08 | A kind of double frequency WiFi module based on honeycomb fashion arouse machine processed |
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| CN201520293206.8U Expired - Fee Related CN204598328U (en) | 2015-05-08 | 2015-05-08 | A kind of double frequency WiFi module based on honeycomb fashion arouse machine processed |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104853420A (en) * | 2015-05-08 | 2015-08-19 | 苏州工业园区优频科技有限公司 | Honeycomb wakeup mechanism-base dual-frequency WiFi module |
| CN107820305A (en) * | 2016-09-14 | 2018-03-20 | 华为技术有限公司 | A kind of method and apparatus of transmission WUR message |
| CN108513274A (en) * | 2017-02-28 | 2018-09-07 | 三星电子株式会社 | Electronic equipment for controlling vehicle and its operating method |
| CN110463293A (en) * | 2017-03-07 | 2019-11-15 | 华为技术有限公司 | A kind of method and apparatus transmitting WUR message |
-
2015
- 2015-05-08 CN CN201520293206.8U patent/CN204598328U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104853420A (en) * | 2015-05-08 | 2015-08-19 | 苏州工业园区优频科技有限公司 | Honeycomb wakeup mechanism-base dual-frequency WiFi module |
| CN107820305A (en) * | 2016-09-14 | 2018-03-20 | 华为技术有限公司 | A kind of method and apparatus of transmission WUR message |
| CN108513274A (en) * | 2017-02-28 | 2018-09-07 | 三星电子株式会社 | Electronic equipment for controlling vehicle and its operating method |
| CN110463293A (en) * | 2017-03-07 | 2019-11-15 | 华为技术有限公司 | A kind of method and apparatus transmitting WUR message |
| CN110463293B (en) * | 2017-03-07 | 2022-02-25 | 华为技术有限公司 | Method and equipment for transmitting WUR message |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 |