CN106294246A - In a kind of mobile device, identity information acquisition parts are as the apparatus and method of peripheral hardware - Google Patents
In a kind of mobile device, identity information acquisition parts are as the apparatus and method of peripheral hardware Download PDFInfo
- Publication number
- CN106294246A CN106294246A CN201610871981.6A CN201610871981A CN106294246A CN 106294246 A CN106294246 A CN 106294246A CN 201610871981 A CN201610871981 A CN 201610871981A CN 106294246 A CN106294246 A CN 106294246A
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- Prior art keywords
- peripheral hardware
- usb
- mobile device
- identity information
- information acquisition
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- 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
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Telephone Function (AREA)
Abstract
The present invention discloses in a kind of mobile device identity information acquisition parts as the apparatus and method of peripheral hardware, described mobile device includes processor and acquisition component, described acquisition component is electrically connected with processor by internal usb bus, also include: peripheral hardware USB port, for connecting the computer USB port of outside, for the computer USB cable outside mobile device access；Peripheral hardware USB testing circuit, for detecting the access external USB signal of external USB mouth, and produces enable signal；Bus switch, for according to enabling signal, exporting, by the collection data of acquisition component, the computer USB cable that peripheral hardware USB port is connect.In the mobile device of the present invention, identity information acquisition parts are as the device of peripheral hardware, realize the flexible Application of acquisition component in mobile device, functional module can be directly invoked, it is to avoid the problem causing user's overlapping investment because multiple functional parts concentrate on one by this device.
Description
Technical field
The present invention relates to information collecting device field, be specifically related to identity information acquisition parts conduct in a kind of mobile device
The apparatus and method of peripheral hardware.
Background technology
The most relatively common general USB external device, by processor, upstream USB interface, downstream USB interface, state
Recognition unit, the management composition such as control chip and general line system chip, its technological means is mainly upstream USB excuse and connects main
Machine, downstream USB makes an excuse and is used for connecting USB peripheral, and the USB interface access of state recognition unit detecting downstream or the equipment removed also will
Its state sends processor, and processor controls the connecting and disconnecting of upstream and downstream USB interface, and upstream USB is connect by general line system chip
The usb bus of mouth transfers internal bus to.
Use this type of technology, system or equipment can be made by outside USB to independent equipment (such as photographic head, card reader etc.)
Put device to be controlled, extension existed system and the function of equipment.But this kind equipment is also only limitted to the extension of USB interface, can only
Increase single external device, it is impossible in existing integrated equipment, use one of them or several functional module equipment, example
Mobile phone such as certain model is used for fingerprint collecting and identification with fingerprint capturer, but when desk computer is connected to mobile phone,
Its fingerprint capturer cannot be used.
Summary of the invention
It is an object of the invention to overcome above-mentioned deficiency, it is provided that in a kind of mobile device, identity information acquisition parts are as outward
If apparatus and method, it is achieved the flexible Application of acquisition component in mobile device, functional module can be directly invoked by this device,
The problem avoiding causing user's overlapping investment because multiple functional parts concentrate on one.
For reaching the purpose of foregoing invention, the present invention is achieved through the following technical solutions:
In a kind of mobile device, identity information acquisition parts include for connecing as the device of peripheral hardware, described mobile device
Receipts process and gather the processor of data and in order to gather the acquisition component of the identity information of personnel to be detected, and described acquisition component is led to
Cross internal usb bus to be electrically connected with processor, also include:
Peripheral hardware USB port, for connecting the computer USB port of outside, for the computer USB line outside mobile device access
Cable；
Peripheral hardware USB testing circuit, for detecting the access external USB signal of external USB mouth, and produces enable signal；
Bus switch, for according to enabling signal, exporting what peripheral hardware USB port was connect by the collection data of acquisition component
Computer USB cable.
Further, at least during described acquisition component includes light compensating lamp, network interface, photographic head, card reader, fingerprint instrument
Kind.
Further, described assembly of the invention also includes usb hub, in order to by each acquisition component set to total data
Delivery end, this total data delivery end is connected with bus switch, thus selectivity connects internal usb bus and external USB bus,
Described outside sub bus is the cable between bus switch and peripheral hardware USB port.
Further, described peripheral hardware testing circuit is electrically connected with the voltage port of external USB mouth, the current potential of this voltage port
In order to produce enable signal.
Further, described peripheral hardware testing circuit include the first divider resistance, the second divider resistance, band damper diode exhausted
After edge grid bipolar transistor and the 3rd resistance, described first divider resistance and the series connection of the second divider resistance, the most electrically connect
Connect the voltage port of external USB mouth, other end ground connection；Described insulated gate bipolar transistor gate pole is electrically connected at first point
Piezoresistance and the common port of the second divider resistance, its grounded emitter, it is electrically connected with after its collector series connection the 3rd divider resistance
Power supply, and the voltage signal of colelctor electrode is as enabling signal.
Further, described bus switch includes controller and the alternative path gated by controller, described controller
Receive enable signal, then alternative lead to route internal usb bus be switched to external USB bus conducting.
Invention additionally discloses identity information acquisition parts in a kind of mobile device and, as the method for peripheral hardware, be applied to above-mentioned
In mobile device, identity information acquisition parts are as the device of peripheral hardware, include the following:,
Step 1, detects peripheral hardware USB port access state；
Step 2, according to peripheral hardware USB port access state, it is judged that whether outer computer USB interface accesses outside mobile device
If USB port, it is to send enable signal；
The collection data of collecting device are transported to peripheral hardware USB port by step 3, it may be judged whether receive enable signal, be,
Otherwise continue to be transported to collection data the processor of mobile device.
Invention additionally discloses identity information acquisition parts in another kind of mobile device and, as the method for peripheral hardware, be applied to above-mentioned
In the mobile device stated, identity information acquisition parts are as the device of peripheral hardware, including:
Step 1, detects peripheral hardware USB port access state；
Step 2, it is judged that peripheral hardware USB port access state is seizure condition, then processor sends enable signal；
The collection data of collecting device, according to enabling signal, are transported to peripheral hardware USB port by step 3.
Compared with prior art, in a kind of mobile device of the present invention identity information acquisition parts as peripheral hardware device with
Method, utilizes peripheral hardware USB testing circuit and the circuit structure of bus switch, it is achieved make user have purchased our equipment
After, if the Third party system that client uses there is a need to use and one or several hardware module in our equipment, such as lamp
Light, photographic head, secondary certificate reader, when only be the identical equipment of the functions such as harvester, can be logical by the peripheral hardware USB port of this device
Crossing usb data cable connection computer operation platform to directly invoke, client is without again purchasing the said equipment, thus avoids repeating
Investment.
Accompanying drawing explanation
Fig. 1 be the present invention a kind of mobile device in identity information acquisition parts as the circuit structure frame of the device of peripheral hardware
Figure.
Fig. 2 be the present invention a kind of mobile device in identity information acquisition parts as the device of peripheral hardware peripheral hardware USB examine
Slowdown monitoring circuit schematic diagram.
Fig. 3 be the present invention a kind of mobile device in identity information acquisition parts as the bus switch of the device of peripheral hardware
Schematic diagram.
Detailed description of the invention
With embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described below in conjunction with the accompanying drawings, aobvious
So, described embodiment is only a part of embodiment of the present invention rather than whole embodiment.
Embodiment
Referring to Fig. 1, in a kind of mobile device of the embodiment of the present invention, identity information acquisition parts are as the device of peripheral hardware, bag
Include described mobile device to include for receiving the processor 11 processing collection data and in order to gather the identity of personnel to be detected
The acquisition component 16 of information, described acquisition component 16 is electrically connected with processor 11 by internal usb bus, wherein processor 11
For FPGA or ARM flush bonding processor, assembly of the invention also includes the following:
Peripheral hardware USB port 13, for connecting the computer USB port 21 of outside, for the computer USB outside mobile device access
Cable；
Peripheral hardware USB testing circuit 12, for detecting the access external USB signal of external USB mouth 13, and produces enable letter
Number；
Bus switch 14, for according to enabling signal, exporting peripheral hardware USB port 13 by the collection data of acquisition component 16
The computer usb bus connect, described internal usb bus is processor 11 and the cable of bus switch 14.
As another embodiment, described acquisition component 16 includes light compensating lamp 161, photographic head 162, card reader 163, refers to
At least one in stricture of vagina instrument 164, network interface 165, in the embodiments illustrated in the figures, preferential 5 selected in above-mentioned each parts are same
Time use.
As another embodiment, above-mentioned acquisition component 16 is connected to a usb hub 15 by USB cable the most respectively
Multiple USB port inputs, the cable between bus switch 14 and usb hub 15 is usb hub bus, described USB
Hub 15 is by separating multiple USB port in usb hub bus, it is achieved being uniformly accessed into of multiple collecting devices.Shown in Fig. 1
Embodiment, each acquisition component 16 gathered total data outfan by described usb hub 15, this total data outfan then with
Bus switch 14 connects, thus realizes selectivity and connect internal usb bus and computer usb bus.
Referring to Fig. 2 and Fig. 3, for the schematic diagram of peripheral hardware USB testing circuit and the bus switch of apparatus of the present invention,
What bus switch 14 was connected with peripheral hardware USB testing circuit 12 is enables holding wire, be used for obtaining enable signal and
Carry out bus switch action.
Described peripheral hardware testing circuit 12, has specifically included in the present embodiment: the first divider resistance R1, the second dividing potential drop electricity
Resistance R2, the insulated gate bipolar transistor Q1 and the 3rd resistance R3 of band damper diode, described first divider resistance R1 and second
After divider resistance R2 series connection, at one end it is electrically connected with the voltage port of external USB mouth, other end ground connection；Described insulated gate is double
Bipolar transistor Q1 gate pole is electrically connected at the first divider resistance R1 and the common port of the second divider resistance R2, and its emitter stage connects
Ground, is electrically connected with power supply, and the voltage signal of colelctor electrode is as enabling letter after its collector series connection the 3rd divider resistance R3
Number.
Peripheral hardware USB port 13 uses USB transport protocol, is used for connecting computer USB cable.When connecting USB interface of computer
When the USB cable of 21 accesses the peripheral hardware USB port 13 of mobile device, peripheral hardware USB testing circuit 12 triggers, to bus switch 14
Send enable signal.
Bus switch 14 in the present embodiment include controller 141 and the alternative gated by controller 141 leads to
Road 142, described controller 141 receives enable signal then alternative path 142 and is switched to alternate path connection by the first path, always
Positivity input and negativity input that line switch has connect acquisition component or usb hub total data delivery end, bus
The first positivity outfan, the first positivity outfan that switch has connect internal usb bus, bus switch as the first path
The second positivity outfan that utensil has, the second negativity outfan as alternate path connect peripheral hardware USB port positivity data terminal and
Negativity data terminal, now, all acquisition component 16 under usb hub 15 in mobile device all by peripheral hardware USB port with outer
Portion's computer is electrically connected with.
The embodiment of the present invention is also disclosed identity information acquisition parts in a kind of mobile device and, as the method for peripheral hardware, is applied to
In above-mentioned mobile device, identity information acquisition parts are as the device of peripheral hardware, include the following:,
Step 1, detects peripheral hardware USB port access state；
Step 2, according to peripheral hardware USB port access state, it is judged that whether outer computer USB interface accesses outside mobile device
If USB port, it is to send enable signal；
The collection data of collecting device are transported to peripheral hardware USB port by step 3, it may be judged whether receive enable signal, be,
Otherwise continue to be transported to collection data the processor of mobile device.
The embodiment of the present invention is also disclosed identity information acquisition parts in another kind of mobile device and, as the method for peripheral hardware, applies
In the above-mentioned mobile device stated, identity information acquisition parts are as the device of peripheral hardware, including:
Step 1, detects peripheral hardware USB port access state；
Step 2, it is judged that peripheral hardware USB port access state is seizure condition, then processor sends enable signal；At the present embodiment
In, the signal that enables of described processor is the signal that user is manually entered generation；
The collection data of collecting device, according to enabling signal, are transported to peripheral hardware USB port by step 3.
Above-described embodiment is only in order to illustrate the present invention and and unrestricted technical scheme described in the invention；Therefore, although
This specification with reference to each above-mentioned embodiment to present invention has been detailed description, but, the ordinary skill of this area
Personnel should be appreciated that and still can modify the present invention or equivalent；And all without departing from the present invention spirit and
The technical scheme of scope and improvement thereof, it all should be contained in the middle of scope of the presently claimed invention.
Claims (8)
1. in mobile device, identity information acquisition parts include for receiving as a device for peripheral hardware, described mobile device
Processing and gather the processor of data and in order to gather the acquisition component of personnel identity information to be detected, described acquisition component is by interior
Portion's usb bus is electrically connected with processor, it is characterised in that also include:
Peripheral hardware USB port, for connecting the computer USB port of outside, for the computer USB cable outside mobile device access；
Peripheral hardware USB testing circuit, for detecting the access external USB signal of external USB mouth, and produces enable signal；
Bus switch, for according to enabling signal, exporting, by the collection data of acquisition component, the calculating that peripheral hardware USB port is connect
Machine USB cable.
In mobile device the most according to claim 1, identity information acquisition parts are as the device of peripheral hardware, it is characterised in that:
Described acquisition component includes at least one in light compensating lamp, network interface, photographic head, card reader, fingerprint instrument.
In mobile device the most according to claim 2, identity information acquisition parts are as the device of peripheral hardware, it is characterised in that:
Also include usb hub, in order to by each acquisition component set to total data delivery end, this total data delivery end and bus switch
Device connects, thus selectivity connects internal usb bus and external USB bus, and described outside sub bus is that bus switch is with outer
If the cable between USB port.
In mobile device the most according to claim 1, identity information acquisition parts are as the device of peripheral hardware, it is characterised in that:
Described peripheral hardware testing circuit is electrically connected with the voltage port of external USB mouth, and the current potential of this voltage port is in order to produce enable letter
Number.
In mobile device the most according to claim 4, identity information acquisition parts are as the device of peripheral hardware, it is characterised in that:
Described peripheral hardware testing circuit includes the insulated gate bipolar crystal of the first divider resistance, the second divider resistance, band damper diode
After pipe and the 3rd resistance, described first divider resistance and the series connection of the second divider resistance, at one end it is electrically connected with the electricity of external USB mouth
Pressure side mouth, other end ground connection；Described insulated gate bipolar transistor gate pole is electrically connected at the first divider resistance and second point
The common port of piezoresistance, its grounded emitter, electric connection power supply after its collector series connection the 3rd divider resistance, and current collection
The voltage signal of pole is as enabling signal.
In mobile device the most according to claim 5, identity information acquisition parts are as the device of peripheral hardware, it is characterised in that:
Described bus switch includes controller and the alternative path gated by controller, and described controller receives and enables signal, then
Alternative leads to route internal usb bus and is switched to external USB bus conducting.
7. in mobile device, identity information acquisition parts, as a method for peripheral hardware, are applied to claim 1 to 6 any one
In described mobile device, identity information acquisition parts are as the device of peripheral hardware, it is characterised in that include the following:,
Step 1, detects peripheral hardware USB port access state；
Step 2, according to peripheral hardware USB port access state, it is judged that whether outer computer USB interface accesses the peripheral hardware of mobile device
USB port, is to send enable signal；
The collection data of collecting device are transported to peripheral hardware USB port, otherwise by step 3, it may be judged whether receive enable signal, be
Continue to be transported to collection data the processor of mobile device.
8. in mobile device, identity information acquisition parts, as a method for peripheral hardware, are applied to claim 1 to 6 any one
In described mobile device, identity information acquisition parts are as the device of peripheral hardware, including:
Step 1, detects peripheral hardware USB port access state；
Step 2, it is judged that peripheral hardware USB port access state is seizure condition, then processor sends enable signal；
The collection data of collecting device, according to enabling signal, are transported to peripheral hardware USB port by step 3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610871981.6A CN106294246B (en) | 2016-09-30 | 2016-09-30 | Mobile equipment and method using identity information acquisition component as peripheral equipment |
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| CN201610871981.6A CN106294246B (en) | 2016-09-30 | 2016-09-30 | Mobile equipment and method using identity information acquisition component as peripheral equipment |
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| CN106294246B CN106294246B (en) | 2023-09-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109739796A (en) * | 2018-12-29 | 2019-05-10 | 上海思立微电子科技有限公司 | Fingerprint recognition component, terminal device, image data transfer method and device |
| CN111723040A (en) * | 2020-05-11 | 2020-09-29 | 百富计算机技术（深圳）有限公司 | USB interface switching device, switching method and terminal equipment |
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