CN213338712U - Single-wire control PD receiving end device capable of dynamically adjusting power supply requirement of PD power supply end - Google Patents
Single-wire control PD receiving end device capable of dynamically adjusting power supply requirement of PD power supply end Download PDFInfo
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- CN213338712U CN213338712U CN202022514377.2U CN202022514377U CN213338712U CN 213338712 U CN213338712 U CN 213338712U CN 202022514377 U CN202022514377 U CN 202022514377U CN 213338712 U CN213338712 U CN 213338712U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
A single-wire control PD receiving end device capable of dynamically adjusting the Power supply requirement of a PD Power supply end comprises a USB PD protocol module, a Power supply end Power state analysis module, a single-wire input voltage control module and a control voltage to Power supply end Power conversion module, wherein the USB PD protocol module is connected with the Power supply end device through a USB Type-C transmission line and completes basic protocol connection with the Power supply end device, the Power supply end Power state analysis module is used for obtaining all voltages and Power supply states provided by the Power supply end, the single-wire input voltage control module is used for continuously selecting an externally set voltage value and converting the externally set voltage value into a requirement target for the Power supply end device Power option, and the voltage to Power supply end Power conversion module analyzes according to the set Power requirement target, the power supply end which is converted to meet the requirement provides power supply options, and the protocol requirement is carried out on the power supply end through the USB PD protocol module, so that the dynamic adjustment of the device to the power supply options of the power supply end is realized.
Description
Technical Field
The utility model relates to a USB PD receives electric end Device (Consumer Device), through simple single line voltage control, carry out analysis conversion with the settlement voltage of single line to all mains voltage options of feeder unit output to through the USB PD agreement requirement to the feeder unit, gain the feeder unit output power option that accords with the single line and set for the demand condition, and when the single line settlement voltage changes, propose new power option demand to the feeder unit, reach the function of the output adjustment of dynamic feeder unit.
Background
In response to the demand, the USB association defines a Power supply end device (Provider) capable of providing various Power output types, such as a Power supply end device capable of providing output Power with different voltages, such as 5 v, 9 v, 15 v, and 20 v, and a programmable output Power capable of providing voltage within a specific range, and the Power supply end device (Provider) provides a safe and reliable Power supply for a Power receiving end device (receiver) by communicating through a protocol of the Power Delivery (PD) specification.
The electronic system at the power receiving end can obtain any set of power supply output provided by the electronic system at the power supply end after carrying out PD protocol communication according to the load characteristic of the electronic system at the power receiving end.
An existing power receiving terminal electronic system 16, which can be controlled by an external device, as shown in fig. 1, can select and change the output power of the power supply terminal (Provider). USB PD supply end device 10 has USB PD supply end Type-C connector 11, USB PD supply end power output transmission line 14 and USB PD supply end PD agreement signal transmission line 15, and current receiving end electronic system 16 has current receiving end electronic system Type-C connector 13, connect through Type-C transmission line 12 between USB PD supply end Type-C connector 11 and the current receiving end electronic system Type-C connector 13. The existing power receiving end electronic system 16 includes an existing power receiving end Device (Consumer Device)17 responsible for PD protocol communication, an existing power receiving end USB PD protocol control Device 19 and a load Device 18, the existing power receiving end Device 17 is internally provided with a standard PD protocol module 21, the existing power receiving end USB PD protocol control Device 19 of the existing power receiving end electronic system 16 obtains all power supply options provided by a power supply end firstly through a control data transmission bus 20, and then transmits the power supply end options required to be set to the power supply end through the standard PD protocol module 21 in the existing power receiving end Device 17, and obtains the required power supply and achieves the function of power supply end power output change.
Disclosure of Invention
The bus control device needs to acquire complex power supply option data of a power supply end through a bus through a PD protocol module on the power receiving end device, and after the control device analyzes and processes the data, the required power supply option data is transmitted to a power supply end system through the bus and the PD protocol module on the power receiving end device again, and required power supply output is acquired.
To the technical problem mentioned above, the utility model aims at providing a but single wire control PD receiving end device of dynamic adjustment PD supply end power demand.
A single-wire control PD power receiving end device capable of dynamically adjusting power supply requirements of a PD power supply end comprises:
a single-wire input voltage control module 28 for selecting a set voltage value of the single-wire controlled PD receiving end device 22; and
a power source status analysis module 26 for analyzing and obtaining all power source options provided by the USB PD power source device 10; and
a power supply conversion module 27 for converting control voltage to power supply end, which analyzes and processes the condition setting voltage for power supply end power option and single line voltage input requirement; and
and a PD protocol module 25, which performs the voltage protocol requirement between the single-wire controlled PD receiving end device 22 and the power supply end to obtain the set voltage.
The set voltage selected by the single-wire input voltage control module 28 is converted into a requirement for a fixed voltage output (Fix Supply) or a Programmable voltage output (Programmable Power Supply) of the US B PD Power Supply terminal device 10.
The single-wire input voltage control module 28 can continuously select the set voltage, and change the requirement for the fixed voltage output (Fix S upper Supply) or the Programmable voltage output (Programmable Power Supply) of the USB PD Power Supply terminal device 10 when the voltage setting changes.
The power supply end power state of the power supply end power state analysis module 26 is connected with the USB PD power supply end device 10 and the power receiving end electronic system 23 through the Type-C transmission line 12 and is connected with and obtained by the PD protocol module; the power option data obtained by the power supply terminal power state analysis module 26 includes all voltage data of the fixed voltage output and the voltage output range of the programmable voltage, and transmits the obtained data to the power supply terminal power conversion module 27 for processing.
The control voltage to power supply terminal power conversion module 27 includes a conversion condition of the set voltage to the power supply terminal power option, where the condition includes that the voltage required for the power supply terminal is greater than, equal to, or less than the target voltage set by the single line voltage.
The control voltage to power supply terminal power conversion module 27 analyzes the power supply terminal power option to be requested according to all the voltage data provided by the power supply terminal power state analysis module 26, the requirement target provided by the single-wire input voltage control module 28, and the conversion condition of the control voltage to power supply terminal power conversion module 27, and completes the requirement for the power supply terminal power through the PD protocol module 25 to obtain the required power.
The beneficial effects of the utility model reside in that:
the utility model provides a single line control's USB PD receives electric end device sets for according to the single line voltage on receiving electric end device, and this single line control's USB PD receives electric end device can carry out the analysis conversion according to all power options that USB PD feeder end device provided to the settlement demand target of single line to the USB PD agreement that needs links up, gains and accords with the single line simultaneously and sets for the power option that demand target and feeder end device provided.
The utility model discloses the single line input voltage control module who uses will continuously monitor the online voltage change of single line control to carry out the power renewal demand of USB PD feeder ear according to the change at any time, be used for realizing the function of the power of the adjustable feeder ear of developments.
Drawings
FIG. 1 is a schematic diagram of a conventional USB PD power supply system and a power receiving system capable of adjusting power requirements;
FIG. 2 is a schematic diagram of the present invention using a resistance voltage division method to adjust the USB PD power supply system;
fig. 3 is a schematic diagram of the USB PD power supply system adjusted by the control device of the present invention in a manner of directly outputting a control voltage to the single line control module;
fig. 4 is a schematic diagram of the utility model discloses use controlling means's PWM output, convert the control voltage into single line control module, adjust USB PD power supply end system.
Wherein the reference numerals are:
10 USB PD power supply terminal (Provider) device
11 USB PD supply terminal Type-C connector
12 Type-C transmission line
13 Type-C connector of electronic system at current receiving end
14 USB PD power supply end power output transmission line
15 USB PD power supply end PD protocol signal transmission line
16 existing power receiving terminal electronic system
17 existing power receiving end Device (Consumer Device)
18 load device
19 existing receiving end USB PD protocol control device
20 data transfer bus
21 standard PD protocol module
22 single wire control PD receiving end Device (Consumer Device)
23 receiving terminal electronic system
24 Type-C connector
25 PD protocol module
26 power supply end (Provider) power state analysis module
27 power supply end power conversion module
28 single-wire input voltage control module
29 single wire control voltage input signal
30 resistance voltage-dividing type power supply controlled by power receiving end
31 first divider resistor controlled by resistor divider
32-resistor voltage division type controlled second voltage-dividing resistor
33 control voltage output type receiving terminal electronic system
34 control device for direct voltage output
35 PWM output type receiving terminal electronic system
36 PWM output type control device
37 PWM to control voltage Vset conversion circuit
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 2-4, the utility model discloses a but single line control PD receiving end device of dynamic adjustment PD supply end power demand, include:
a single-wire input voltage control module 28 for selecting a set voltage value of the single-wire controlled PD receiving end device 22; and
a power source status analysis module 26 for analyzing and obtaining all power source options provided by the USB PD power source device 10; and
a power supply conversion module 27 for converting control voltage to power supply end, which analyzes and processes the condition setting voltage for power supply end power option and single line voltage input requirement; and
and a PD protocol module 25, which performs the voltage protocol requirement between the single-wire controlled PD receiving end device 22 and the power supply end to obtain the set voltage.
Fig. 2 is a schematic diagram of the present invention for adjusting the USB PD power supply system by using a resistance voltage division method.
USB PD supply terminal device 10 has USB PD supply terminal Type-C connector 11, and receiving terminal electronic system 23 has Type-C connector 24, connect through Type-C transmission line 12 between USB PD supply terminal Type-C connector 11 and the Type-C connector 24.
The receiving-end electronic system 23 comprises a load device 18, a single-wire control PD receiving-end device 22, a power supply 30 controlled by a resistor-voltage-dividing type receiving end, a first voltage-dividing resistor 31 controlled by a resistor-voltage-dividing type, and a second voltage-dividing resistor 32 controlled by a resistor-voltage-dividing type.
The single-wire control PD receiving end device 22 includes a PD protocol module 25, a power supply end power state analysis module 26, a control voltage-to-power supply end power conversion module 27, and a single-wire input voltage control module 28.
The single-wire input voltage control module 28 is configured to select a set voltage value of the single-wire controlled PD receiving end device 22; and
the power supply terminal power state analyzing module 26 is configured to analyze and obtain all power options that can be provided by the USB PD power supply terminal device 10; and
the control voltage to power supply end power supply conversion module 27 analyzes and processes the condition setting voltage according to the power supply end power supply option and the single-wire voltage input requirement; and
the PD protocol module 25 performs a voltage protocol request between the single-wire-controlled PD power receiving end device 22 and the power supply end, and obtains a set voltage.
Fig. 3 is a schematic diagram of the utility model for adjusting the USB PD power supply system by using the mode of the control device directly outputting the control voltage to the single-line control module.
The USB PD power supply terminal device 10 is provided with a USB PD power supply terminal Type-C connector 11, the power receiving terminal electronic system 33 of a control voltage output Type is provided with a Type-C connector 24, and the USB PD power supply terminal Type-C connector 11 is connected with the Type-C connector 24 through a Type-C transmission line 12.
The power receiving terminal electronic system 33 of the control voltage output type includes the load device 18, the PD power receiving terminal device 22 of the one-wire control, and the control device 34 of the direct voltage output.
The single-wire control PD receiving end device 22 includes a PD protocol module 25, a power supply end power state analysis module 26, a control voltage-to-power supply end power conversion module 27, and a single-wire input voltage control module 28.
The single-wire input voltage control module 28 is configured to select a set voltage value of the single-wire controlled PD receiving end device 22; and
the power supply terminal power state analyzing module 26 is configured to analyze and obtain all power options that can be provided by the USB PD power supply terminal device 10; and
the control voltage to power supply end power supply conversion module 27 analyzes and processes the condition setting voltage according to the power supply end power supply option and the single-wire voltage input requirement; and
the PD protocol module 25 performs a voltage protocol request between the single-wire-controlled PD power receiving end device 22 and the power supply end, and obtains a set voltage.
Fig. 4 is a schematic diagram of the utility model discloses use controlling means's PWM output, convert the control voltage into single line control module, adjust USB PD power supply end system.
The USB PD power supply terminal device 10 is provided with a USB PD power supply terminal Type-C connector 11, the power receiving terminal electronic system 35 of the PWM output Type is provided with a Type-C connector 24, and the USB PD power supply terminal Type-C connector 11 is connected with the Type-C connector 24 through a Type-C transmission line 12.
The power receiving terminal electronic system 35 of the PWM output type includes a load device 18, a one-wire-controlled PD power receiving terminal device 22, a control device 36 of the PWM output type, and a PWM-pair control voltage Vset conversion circuit 37.
The single-wire control PD receiving end device 22 includes a PD protocol module 25, a power supply end power state analysis module 26, a control voltage-to-power supply end power conversion module 27, and a single-wire input voltage control module 28.
The single-wire input voltage control module 28 is configured to select a set voltage value of the single-wire controlled PD receiving end device 22; and
the power supply terminal power state analyzing module 26 is configured to analyze and obtain all power options that can be provided by the USB PD power supply terminal device 10; and
the control voltage to power supply end power supply conversion module 27 analyzes and processes the condition setting voltage according to the power supply end power supply option and the single-wire voltage input requirement; and
the PD protocol module 25 performs a voltage protocol request between the single-wire-controlled PD power receiving end device 22 and the power supply end, and obtains a set voltage.
The utility model discloses a working process does:
USB PD supply terminal device 10 can provide the power option of several kinds of differences, works as the utility model discloses a receive terminal electron system 23 and be connected the back through Type-C transmission line 12 and USB PD supply terminal device 10, can pass through the utility model discloses a PD agreement module 25 in the single line control PD receive terminal device 22 carries out the PD agreement and communicates with each other to gain all power options that this USB PD supply terminal device 10 can provide, and carry out the analysis with these power options in supply terminal power state analysis module 26.
The single-wire input voltage control module 28 of the single-wire controlled PD receiving device 22 will continuously select the set voltage value of the wire through the single-wire control voltage input signal 29, convert the set voltage into the target of the power supply requirement of the power supply terminal, update the requirement target at any time, and transmit the control voltage to the power supply terminal power conversion module 27 for analysis and conversion.
The control voltage to power supply terminal power conversion module 27 of the single-wire-controlled PD power receiving terminal device 22 analyzes and processes the power supply terminal power option and the single-wire voltage input requirement target, and the control voltage to power supply terminal power conversion module 27 includes a specified conversion condition, which may have different designs according to the required characteristics, for example, the conversion condition is specified as the power option that the voltage output by the required power supply terminal is not greater than the requirement target, and the power supply terminal power option requirement meeting the single-wire requirement target and the conversion condition is transmitted to the USB PD power supply terminal device 10 through the PD protocol module 25, and the power output is obtained.
Claims (6)
1. A single-wire control PD power receiving end device capable of dynamically adjusting power supply requirements of a PD power supply end is characterized by comprising:
the single-wire input voltage control module (28) is used for selecting a set voltage value of the single-wire control PD power receiving end device (22); and
a power supply terminal power state analysis module (26) for analyzing and obtaining all power supply options that the USB PD power supply terminal device (10) can provide; and
a power supply conversion module (27) from control voltage to power supply end, which analyzes and processes the condition setting voltage according to the power supply option of the power supply end and the single-wire voltage input requirement; and
and the PD protocol module (25) is used for carrying out voltage protocol requirements between the single-wire control PD power receiving end device (22) and the power supply end to obtain set voltage.
2. The PD sink device according to claim 1, wherein the set voltage selected by the single-wire input voltage control module (28) is converted to a fixed voltage output or a programmable voltage output for the USB PD sink device (10).
3. The PD sink device according to claim 1, wherein the single-wire input voltage control module (28) is capable of continuously selecting a set voltage and changing the fixed voltage output or programmable voltage output requirement of the USB PD sink device (10) when the voltage setting changes.
4. The single-wire controlled PD sink device capable of dynamically adjusting PD sink power requirements according to claim 1, wherein the sink power status analysis module (26) connects the USB PD sink device (10) and the sink electronic system (23) via Type-C transmission line (12) and connects and obtains the USB PD sink power status via PD protocol module (25); the power supply terminal power state analysis module (26) acquires power option data including voltage data of all fixed voltage outputs and voltage output range of programmable voltage, and transmits the acquired data to the power supply terminal power conversion module (27) for processing.
5. The PD sink device according to claim 1, wherein the control-voltage-to-supply-side power conversion module (27) includes a set-voltage-to-supply-side power option conversion condition that includes a voltage required for the supply side being greater than, equal to, or less than a target voltage set by the one-wire voltage.
6. The PD sink device as recited in claim 1, wherein the PD sink power conversion module (27) analyzes the power source options to be requested according to all the voltage data provided by the power source status analysis module (26), the demand targets provided by the single-wire input voltage control module (28), and the conversion conditions of the PD sink power conversion module (27), and completes the demand on the power source through the PD protocol module (25) to obtain the requested power.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW108215415U TWM595927U (en) | 2019-11-19 | 2019-11-19 | Single wire controlled pd consumer device for dynamic pd provider voltage request |
| TW108215415 | 2019-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213338712U true CN213338712U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022514377.2U Active CN213338712U (en) | 2019-11-19 | 2020-11-04 | Single-wire control PD receiving end device capable of dynamically adjusting power supply requirement of PD power supply end |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN213338712U (en) |
| TW (1) | TWM595927U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115145349A (en) | 2021-03-30 | 2022-10-04 | 台达电子工业股份有限公司 | Power supply system and method |
-
2019
- 2019-11-19 TW TW108215415U patent/TWM595927U/en unknown
-
2020
- 2020-11-04 CN CN202022514377.2U patent/CN213338712U/en active Active
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| Publication number | Publication date |
|---|---|
| TWM595927U (en) | 2020-05-21 |
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